Collaborat ive Fash ion Consu mption A Viable Innov ative Concept of Su stainable Fashion Consu mption? vorgelegt von MBA-Interna tional M arketing Samira Iran geb. in Ahv az, Iran von der Fa kultät I - Geistes- und Bildungsw issenscha f ten der Technischen Univ ersität Be rlin zur Erlangun g des a kademischen Grades Doktor der Geistesw issenscha f ten - Dr. -phil. - genehmigte Di ssertation Promotionsausschuss: Vorsitzen der: Prof . Dr. Axel Gelfert Gutachter: Prof. Dr. Ulf Schrader Gutachter: Prof. Dr. Martin M üller Tag der wissen schaf tlichen Aussprache: 12. September 2018 Berlin 2018 2 T a b l e o f C o n t e n t s List of publi cations ...................................................................................................................... 3 Framewor k ................................................................................................................................ . 4 1 Introducti on .......................................................................................................................... 4 2 Conceptual resear ch desi gn and research gaps .................................................................. 5 2.1 Alternativ e consu mption ................................................................................................ 5 2.2 Fashion/cl othing ............................................................................................................ 6 2.3 Alternativ e and colla borativ e fashion consum ption ........................................................ 7 3 Summary of the pape rs ........................................................................................................ 9 4 Discussion o f the meth ods ................................................................................................ . 12 4.1 Applied resea rch me thods ........................................................................................... 12 4.2 Applied anal ytical too ls ................................................................................................ 13 5 Discussion o f the findin gs .................................................................................................. 14 5.1 Sustaina ble fashion ..................................................................................................... 15 5.2 Collaborativ e fashion consumption .............................................................................. 16 5.3 Sustaina bility of CFC ................................................................................................... 17 5.4 Drivers in fluencin g consumer accep tance o f CFC ....................................................... 19 5.5 Drivers and barriers o f CFC fro m business pe rspe ctive ............................................... 22 6 Suggestions and reco mmendations ................................................................................... 22 6.1 Trans f orma tive strate gies for enabl ing CFC ................................................................ 22 6.2 Sustaini ng strategies for CFC busine sses ................................................................... 24 7 Summary and outloo k ........................................................................................................ 26 8 References ........................................................................................................................ 28 Sustainabl e fashion – fro m production to alternati ve consumption ........................................... 34 Coll aborative fashion co nsumption and its envi ronmental effects ................................ ............. 58 Coll aborative fashion co nsumption – d rivers, barri ers and future pa thway s .............................. 79 To wear or to own? Influences of values on the attitudes toward and the engagement in collab orative fashion con sumption ...................................................................................... 106 Coll aborative fashion co nsumption – a cross-cultural study betwee n Tehran and Berli n ........ 11 7 Appendi x 1: questionnair e in German ..................................................................................... 14 3 Appendi x 2: questionnair e in Persian ..................................................................................... 1 49 3 L i s t o f p u b l i c a t i o n s (i) Iran, S. (2018), “Sustai nable fashion – from production to al ternative consumption”, in Schneide r, A.M . and Jastram, S. (Eds.), Sustainable Fashion: Governance and New Management Approaches , Springer, pp. 139– 159 (Abbreviatio n: SF). (ii) Iran, S. and Schrader, U. (2017), “ Coll aborative f ashion c onsumption and its environmental effects”, Journal of Fashion Marketing and Management: An International Journal , Vol. 21 No. 4, pp. 468–482 (Abbreviation: JFMM1). [postprint] (iii) Becker-Leif hold, C. and I ran, S . (2018), “Coll aborative fashion consumption drivers, barriers and futur e pathway s”, Journal of Fashion Marketing and Management: An International Journal , Vol. 22 No. 2, pp. 189–2 08 (Abbreviation: JFMM2). [postprint] (iv) Iran, S. and G eiger , S.M. (2018), “ To w ear or to own? Inf luences of value s on the attitudes toward an d t he engag ement in coll aborative fashion consumption”, in Heuer, M . and Becker -Leif hold, C. (Eds.), Eco Friendly and Fa ir: Fast Fashion and Consumer Behavior , Routledge, New York , USA, pp. 153– 162 (Abbreviatio n: EFaF). ( v ) Iran, S., Geiger, S.M., and Schrader, U. ( submitted), “Coll aborative fashion consumption – a cross-cultural study be tween Tehran and Berlin” , Journal of Cleaner Production (Abbrev iation: IJCS). 4 F r a m e w o r k 1 Introduction Clothing consumption has shifted beyond meeting a basic human need, and it is now, instead, used to satisf y desires. Today, f ashion consumption significantly impacts natural and human resources ( Quantis and ClimateW ork s, 2018). Overconsumption of clothing is among the m ain issues of this industry: On average, each person consumes about 11.4k g of clothing a year and this consumption results in the production of 442kg CO 2 -eq emissions per capita, whi ch eq uals the emission produced by driving a car 1,500mi (Q uantis and ClimateW orks, 2018). It has been emphasiz ed t hat t he reduction of disposed textiles is t he g reatest economic and environmental opportunity regarding clothing and textiles (Bartlett et al. , 2013). Alternativ e or Coll aborative Fashion Consumption (CFC), as an innovativ e concept could help to reduce material overconsumption in the curr ent f ashion industry. CFC is defined as a consumption tr end “ in which consumers, instead of buying new f ashion products, have access to already existing garments either t hrough alternative opportunities to acquire i ndiv idual ow nership ( gif ting, swappi ng, or secondhand) or throug h usag e options f or f ashion products ow ned by others ( sharing, lending, renting , or leasing)” ( Iran and Schrader, 2017, p. 472) . This definition is similar t o the one proposed by Joyner Armstrong and Park ( 2017) except t hat they emphasiz e only on onl ine peer sharing pract ices. CFC is not a new concept; It has traditionall y been practiced along with other f orms of sharing, such as t ool sharing. Clothing has been a part of secondhand mark ets, an d costume renting has been a form of business f or decades. W hat mak es CFC nowaday s an interesting t opic of research mainly is that the technological advancements have decreased transaction costs and facilitated sha ring practices vi a digital pl atf orms (Barnes and Mattsson, 2016). People can shar e a broad rang e of products and services with st rangers who are liv ing in another neighborhood, city or even country . W hen it comes to sharing, geographical distances, today, are not as important as they were in the past. Nonetheless, cl othing is so inexpensi ve, especially i n devel oped countries, that it is no longer conveni ent f or consumers to use secondhand clothing. Besides, hygiene and heal th concerns, l ack of trus t, information and ow nership, and consumption habits present barriers to CFC ( Becker- Leifhold and Iran, 2018) . Research on CFC i s still in its initial phase . T his dissertation is dedicated to shedding some light on this t opic of research. In this reg ard, t he concept of collaborative and alternative f ashion is theoretically and practicall y st udied f rom the v iew point of consumers and consumption. The main objectives of this research consist of : 5 Expl oring, def ining and positioning the C FC concept: W hat mak es C FC an interesting topic of research, and how could it contribute to sustainable f ashion? Finding the drivers and barriers of acceptance or r ejection of the CFC: W hy are consumers or businesses open to adopting the CFC concept (or not)? Expl oring the ef f ect of values on acceptance or r ejection of the CFC: How c an diff erent val ues (bi ospheric, altruistic, hedoni st, egoistic) influence the attitudes tow ard and the engagement wi th CFC? Expl oring the CFC in a cross -cultural context: How do consumers f rom dif ferent cultures diff er in acceptance of CFC and their behavioral drivers reg arding CFC? In the f ollow ing sections, a brief overv iew of the conceptual research design and existing research gaps is initially presented. T hen, all five papers of this cumulative thesis are summarily introduced. T his is follow ed by a discussion of the methods and t he f indings of t he papers. Then, sugg estions and recommendations are brief ly elaborated in the sixth section. The fr amework is finall y f inished by an outlook and a summary section. In the follow ing t ext, publicatio ns’ abbrev iations (SF, JFM M1, JFM M2, EFa F, IJCS) are used to distinguish the papers of this cumulative thesis f rom other ref erences. The citation style of these f ive papers accordingly diff ers from other ref erences in the t ext. The orig inal publications can be f ound at the end of this document. 2 Con ceptual research design and research gaps From the conceptual perspective, in this dissert ation, the domain of alternative consumption is studied in the context of the fashion industry. I n this section, why study ing the topic of CFC is important f or fostering sustainabili ty and w hy the CFC concept has been chosen as t he research topic of this dissertation are elaborated upon. 2.1 A lternati ve consumption The concept of “sustainable consumption” is initially mentioned in the m ain policy output of the UN Earth Summit in 1992. This concept is later defined as: “indi vidual acts of satisfying needs in diff erent areas of life by acq uiring, using and dispo sing goods and servi ces that do not compromise the ecological and socio-economic conditions of all peopl e (curr ently li ving or in the futur e) to sat isfy their own needs” (Geig er et al. , 2018, p. 20). There hav e been many eff orts in devel oping a sustainable alternativ e for the current linear system of “make, tak e, and dispose”. T he current linear system is based on the assumption t hat not only are unl imited resources av ailabl e, but also, that they are easy to source, as wel l as cheap to extract and dispose of ( M ont et al. , 2017). Although more resource ef f icient products 6 are now avai lable, linear economic systems and overconsumption have led t o increasing envi ronmental degradation (Mont et al. , 2017). Ag ainst this back gr ound, t he circular economy is aimed at decreasing “throug hput of resources by closing material loops and designing material goods f or durability, reuse, upgrade and repair” ( M ont et al. , 2017, p. 8; Bouldi ng, 1966). It is current ly clear that technological solutions alone are unlikely to f ully overcome the ecological impacts of consumer society (Brown and Verg ragt , 2016). T here is a need to shift to a less consumerist lifestyle, and the already dominant “throw away ” culture m ust be altered. Sev eral alternative consumption models ha ve been proposed to decrease resource usage (Mon t and Heiskanen, 2015) . Ex amples include secondhand products usage and access-based consumption, which emphasize product usag e instead of ownership ( M ont, 200 8) . Generall y speaking, buyi ng new products should not be the f irst option f or consumers. I nspired by M aslow ’s hierarchy of needs, a hierarchy is devel oped for purchasing behav ior. T his so -called “Buyrarchy ” respectively proposes, “use what you have”, “ borrow”, “swap”, “thrift” , “make” options before “buy” options ( Lazarov ic, 2015). Product service systems, collaborative consumption, sharing, and sharing econ omy are among other terms that ha ve been appli ed to prom ote the i dea of using instead of ow ning. These concepts hav e a lot in common, howev er sometimes they emphasize specif ic actors or specif ic form s. For instance, product service sy stems are more focused on t he businesses off ering services instead of products, w hile collaborativ e consumption emphasizes the reduction of resource con sumption i n the product usage phase by sharing, excha nging, sw apping and bartering (Botsm an and Rogers, 2010). For the purposes of t his research, in which the reusing of the products and consumer s are in f ocus, the term “collaborative consumption” is chosen to be applied here. 2.2 Fashion /c lothing “Fashion (in particular g arment f ashion) and clothing are t wo dif f erent concepts” (SF, 2018 , p. 139 ). W hile clothing should meet basic human needs, f ashion should satisfy desires (e.g. desire for varie ty, i ndivi duality , pow er, uniqueness, status) (SF, 2018). H owev er, it seems that t his nuance is no l onger the case in m ost contemporary societies (SF, 201 8). Therefore, in t his dissertation, the two terms f ashion and clothing are used interchang eably . In 2013 a commercial building in Bangladesh named Ran a Plaza col lapsed and more than 1100 textile-i ndustry w orkers died (BBC, 2013). Only aft er that accide nt more attention has been given to t he working conditions of the garment workers (I LO, 2018). O rganizations such as t he International Labor Org aniz ation (ILO) or the Fai r W ear Fo undation ( FW F) w ork to i mprove conditions for workers in this industr y. How ever, due to t he complexity of the supply chain of the 7 fashion industry, m onitoring the w hole process from production of the material to sew ing the garments is not an easy task. In addition to the social problems of the textil e industry , there are ma ny environmental issues related t o this sector. Eileen Fischer, a high -end retailer, claims: “the f ashion industry is t he world 's second most polluting industry, aft er oil” ( Szokan, 2016) . The way clothing is produced and consumed has had a significant impact on environmental and social resources (Quantis and Cl imateW ork s, 2018). For ex ample, the t extil e industry is not only highly water intensive (Restiani and Khandelw al, 2016), but also water pollutant. Clothes and t extil es are the main source of primary micro plastics in the oceans; this accounts f or about 35% of total amount of such micro plastics (Boucher and Friot, 2017). The curr ent dominant mark et trend in the clothing industry is called fast f ashion, which is built on inex pensive ready- to -w ear clothing with f ast- replacement cycles. A global citizen consumes about 11.4k g of clothing per year (MFR, 2018). In Austr alia, every 10 minutes, 6000 Kg of clothing ends up in a landfill ( Liu, 2017). In G ermany, it has been revealed that almost half of the shirts, tr ousers, and shoes are sorted out af ter onl y three years (Greenpeace, 2015) . Increasing the lifetime of clothes could r esult in a signif icant carbon, water, waste, and resource cost-savings (W RAP, 2012) . The fact is that not only do we waste a lot of f ashion products, but we also use a lot to produce t he clothes that we buy each year. As it is emphasiz ed in SF book chapter (2018), we need to have sustainable production, legislation, as wel l as consumption in the f ashion industry . “Fashion” is defined as “a sty le that is popular at a particular time, esp ecially in clothes, hair, make- up, etc . ” (Cambridge Online Dictionary, 1999) . How ever, sustainabi lity needs durabili ty, prolonging t he usage phase as well as using t he maximum existing capacity of the already exi sting products. According to these perspectiv es, “sustainabl e fashion” is paradoxical. But wha t if cl othes coul d be used f or a shorter time by diff erent/m ore users? This w ay each consumer could enjoy variety of f ashion items w ithout producing more w aste. T he capacity of the f ashion items could be used more intensiv ely and/or for a longer t ime. 2.3 A lternati ve and collaborativ e fashion consumption The integr ation of the concept of the sharing economy into t he sustainable fashion consumption model def ines CFC (JFMM 1, 2017). Like many other sharing pract ices, CFC has clai med that it can contribute to the sustainability of the f ashion industry, howev er there is still a lack of holi stic academic research to see w hether CFC can mak e the f ashion industry envi ronmentally and sociall y more sustainable (JFM M 1, 2017). 8 The sharing economy can be practiced in dif f erent phase s of de sign, production, usag e, and post-usage of the f ashion industry . There are initiatives that a re look ing f or innov ative solutions to overcome the env ironmental issues of the f ashion industry in all phases. “ Blue Ben” f or exampl e is a recently established start - up company that found a fiber production mechanism, whi ch can be gr ow n locall y (in Europe) and uses v ery little w ater. T he main goal of t he company is to save as m uch water as it can in the production phase of the mater ial : the aim is t o produce a compostable swea ter that has 90% less w ater-usag e than a conventional cotton sw eater . One of the company’ s promises is t o mak e the knowledge t hey have devel oped avai lable f or all t he producers f or fr ee. By prov iding this open- access source of information for the production phase, “Blue Ben” provi des skill sharing within the fashion industry. In the production phase, one can ref er to the co - working spaces that local and small designers sometimes use. T hese f orm s of space sharing wi ll help them to reduce t heir production costs, as wel l as give t hem the opportunity to share t ools, machinery, etc. O ne exam ple of such co- working places for fashion designers is the so-called “Studio Herzberg” in Berlin, w here 9- 10 designers are using a store to produce and sell their products. Another example of sharing in the production phase could be presumpt ion. Consumers can become activ e in designing, making, or upcycl ing their own garm ents. Sennett discusses the feeling of empowerment that can come t hrough craf t ing skills (Sennett, 2008). How ever, consumers should not nec essarily be working as a cr aft sman, but they could have the ability to understand the quality of products and production in order to make more inf ormed purchasing decisions (Sennett, 2008). T here is a growi ng number of sewi ng cafés in cities, where consumers can learn how to mak e or upcycle clothes f or a small donation amount or, of t en times, f or f r ee. T hese spaces are suitable places for sk ill, k nowl edge, pattern, and time -sharing. M oreover, there are online platform s such as “allfreesewi ng” , where consumers can share clothing patterns f or f ree. In the usage ph ase, apart from sharing the cl othes, consumers can practice collaborativ e consumption in mai ntaining and repairing thei r garments . Fo r instance, by using comm unity laundry services, consumers can avoid ow ning their own wash ing machines. This w ay, washi ng machines can be intensively used: instead of having a washi ng machine to use once a week, they can be used m ore of ten during t he day. Repairing is a practice that is no longer attractive (at least as one of daily household-practices). In a representative study in Germany, only one seven th of people have recently r epaired a piece of clothi ng, and ab out 50 % of them hav e never used a repairing service f or their g arments ( Greenpeace, 2015). Besides t he traditional clothing alteration services, nowaday s one has t he possibil ity of using newl y f ounded repair- cafés in cities. Repai r caf és of fer t he machines, t ools and skills, and consumer s can use such 9 places t o learn how to repai r their clothes t hemselv es. Skill sharing is a form of col l aborativ e consumption that can be seen in these shops. Last but not the l east, in the post-usag e phase, consumers can practice CFC by selling and buyi ng secondhand clothing. Al l f orms of CFC could be use d in order to prolong t he life of already existing c lothing. Studyi ng all f orm s of sharing practices in the f ashion industry is out of the scope of t his dissertation. As such, in this r esearch, CFC is mainly defined (as in JFM M 1, 2017 ) as sharing, acquiring, and using secondhand clothing. O ther f orms of sha ring, such as skill or time-sharing are not st udied here. The above-mentioned initiativ es provide consumers w ith the opportunity t o share products, knowled ge, skill, time, etc. Moreov er, these platf orms aim to of f er an atmosphere in w hich people build soci al connections, lea rn from each other and thus become active consumer s. Such pract ices have t he pot ential to move consumers f rom passive recipients to active participants in satisfying their needs wi th alternative form s of consumption. Some businesses also realiz ed t he potential of CFC and have already integ rated this concept in their business models. How ever, only a f ew lines of academic research have f ollow ed up on the CFC t opic. K nowi ng this, this dissertation is dedicated t o addressi ng this research g a p and providi ng f undamental academic k now ledge on the CFC concept (e.g . its f orms, prevalence, related bu siness con cepts) , as well as to study the reasons consumer accept or reject this innov ative idea. 3 Summary of the papers In this section, a brief summa ry of each publication is presented. M ain t opics and q uestions of each paper are explai ned and contributions of authors in each paper are pointed. SF book chapter – As it has been mentioned, the concept of CFC had not been widel y and academicall y studied by the beginni ng of this doctoral research. It was essential to study the textile industry and def ine CFC as a f irst step f or this PhD -t hesis. T heref ore, the f irst paper ( SF, 2018) is f ocused on review ing and illustrating the concept of sustainable f ashio n. Specifically, it focuses on sustainabl e f ashion consumption and positioning alternative or collaborati ve f ashion in a m ore general model of sustainable f ashion consumption. The f undamental q uestions t hat are answered in t his revi ew paper are: what does sustainable fashion mean, and w hat are its elements? W ho are t he actor s in this industry? How important is the consumption phase of sustainable fashion? And, w hat are alternative f ashion consumption model s? In this paper, f irstly, t he concept of sustainable f ashion is revi ewed and elaborated upon based on the three categories of gov ernance, production, and consumption. In addition, the k ey driv ers 10 and actors of each phase are discussed. Secondly , innov ative and alternative f ashion consumption possibili ties are introduced and described by the term CFC. This paper is publishe d as a single authored chapter i n t he bo ok, “ Sustainabl e Fashion: Governance an d New Management Approaches ”. JFMM1 paper – The second paper ( JFM M 1, 2017) off ers a conceptual basis of CFC as a possible path tow ard less unsustaina ble clothing. A de f inition an d a typol ogy of CFC are introduced in this paper, and possible environmental ef f ects of CFC are st ructured and discussed. According to the results of this paper, CFC basi cally focuses o n “f ashion consumption in w hich consumers, instead of buying new fashion products, have access t o already existing g arments” (JFM M 1, 2017, p. 472). Later, a t ypol ogy of dif f erent CFC -f orms is devel oped in this paper. CFC practices are categ orized into peer - to -peer (P2P) and Business- to -Consumer (B2C) types. In addition, dif f erent sub -t ypes are categorized according to organizer and compensation. The possible environmental inf luence of CFC is also discussed in this paper. The out line of this article has been sketched by bo th authors, and then a f irst draf t of it is prepared by Samira Iran. T he m ain ideas of the definition and typology are proposed by Samira Iran an d f urther dev eloped by both authors. The di scussion on the environmental ef f ects of CFC is mainly contributed by Prof . Dr. Ulf Schrader. This paper is publi shed i n t he “Journal of Fashion M arketing and M anagement: An International Journal”. JFMM2 paper – T he JFMM 2 paper (2018) is dedicated t o a systematic literature rev iew that expl ores the existing literature on CFC together with its relativ e concepts and discusses the current state of k nowl edge in the f ield of alternative apparel consumption. T he concept of CFC is studied f ro m both the business and consumer perspective. Theref ore, drivers, barriers, and futur e pathway s of CFC are discussed using a holistic approach. T he results of this paper facilitate a bett er understanding of what enables or prevents CFC f rom becoming a main st ream consumption approach. Similar to the JFMM 1 paper (2017), this research also conducts a brief discussion on the sustainability aspects of CFC, discussi ng both t he positiv e envi ronmental benefits and its neg ative impacts. The m ain idea of conducting a systematic literature r evi ew on CFC is proposed by Samira Iran. Both authors, Carolin Becker- Leifhold and Samira I ran are eq ually i nvolv ed in the process of devel oping search- keyw ords, searching in the databanks, as along wi th r evi ewi ng, coding, and analy zing the papers. The first t hree sections of the article are mainly written by Samira I ran, and the f indings and discussion parts are devel oped and draf ted by Carolin Becker -Leif hold. I n the process of writing and editing the paper, t he authors have collaborat ivel y discussed and 11 rewri tten each other’s texts. This art icle is also publishe d in the “Journal of Fashion Marketing and M anagement: An International Journal”. EFaF book chap ter – Using a mix ed-method approach, the f ourt h publicatio n ( EFaF book chapter, 2018) examin es the inf luence of diff erent values (biosp heric, altruistic, hedonist, egoistic) on the att itudes towards and the engagement w ith CFC. T he main objectives of this research are t o f ind: How f amiliar are t he participants wi th the concept of C FC? How wi despread are the actual CFC practices? W hether participants f ind these practices interesting? And, w hat are the reasons f or acceptance or rejection of CFC (here the focus is on the inf luence of diff erent basic human val ues on CFC)? The q ualitativ e research is conducted by Samira Iran and t he quantitative research by Dr. Sonja M . Geig er. T he m ain idea of writing t his art icle can be credited to both authors. T hey respectivel y contr ibute the results of their studies to t his joint - paper. T his article is published in the “Eco-Friendly and Fair: Fast Fashion and Consu mer Behaviour” book . IJCS paper – The last paper ( IJCS, submitted) is written based on a comparative survey, which is conducted in T ehran and Berlin. W hether CFC is accepted t o a v aried exte nt in dif f erent cultures is the m ain q uestion of this study. In addition , the theory of planned behavi or (T PB) is tested in t he case of CFC in order to f ind the predictors of intention towards CFC , as well as t he actual behavior regarding CFC i n both cultures. Fi nding such predictors coul d shed light on more eff ective strategies to promote CFC in di f f erent cultures. Hofstede’s national cultural factor s are employ ed to explai n the behav ioral diff erences of the two samples. Moreov er, the preferences of the participants reg arding the former ow ners an d the l ocation of acquiring secondhand clothi ng are studied. The I JCS paper (submitted) is the main article of t his doctoral t hesis. The idea of this paper is initial ly introduced in my PhD proposal. Samira Iran has t he main responsibility of this paper, fr om developi ng t he quest ionnai re of the survey , to dat a collection and later, analy sis of t he collected data and w riting the paper. In t he process of conducting the survey , data analysis, and wri ting the paper, Dr. Sonja M . Geiger and Prof . Dr. Ulf Schrader have supported and improved the research with their expertise, f eedback and comments. In sum, the publications of this dissertation build upon each other. CFC is a r elativ ely new topic of r esearch in academia. T heref ore, the first three publications are dedicated to theoretical definitions and a discussion of the concept of CFC . The main q u estions that are answered in these papers are: How should the sharing economy be integrated into a sustainable f ashion model? How can CFC be defined? W hat types of CFC are now availab le? W hy is C FC an important topic of research? W hat is the state of the a rt? W ho are important actor s in m aking 12 CFC a successf ul and sustainable pract ice? W hat is the role of consumers and businesses in this regard? Buildi ng on t his fundamental academic k now ledge about CFC, the last two empirical studies are conducted t o determine important f actors t hat influence CFC and impact relevant behavi oral patterns. The main q uestions of t hese studies are: How much do consumers know about the CFC practices? Do they like t hese initiativ es? W hat f actors are inf luencing the acceptance and rejection of CFC? Do consumers f rom diff erent cultures exhibit the same behavi or r egarding CFC? Do nation al cultural factor s influence the acceptance of CFC? 4 Discussion of the methods Lines of conceptual , qualitativ e and quantitative studies ha ve been conducted for t he purpose of this research. I n the f ollow ing section, m ethods and tools used f or each paper are described. 4.1 A pplied research methods Due to the lack of exi sting academic literature on t he topic of CFC, conceptual and theoretical research is initiall y conducted to def ine and explore this concept. Conceptual papers are mostly focusing around a specific issue and m ake connections among theories f rom diff erent fields of research to provide a new perspective about one topic (Gilson and Goldberg, 2015) . Both the SF (2018) and JFM M 1 ( 2017) papers are conceptual in nature. Using limited avai lable academic li terature on CFC, together wi th the availabl e alternative clothing practices in t he market, SF (2018) and JFM M1 (2017) publications prov ide a research base f or f urther empirical studies on the concept of CFC. JFM M 2 (2018) i s wri tten based on a sy stematic literature revi ew, whi ch expl ores t he existing literature on CFC , tog ether w ith i ts related concepts such as traditional secondhand clothi ng, and discusses t he current state of know ledge in the field of alternativ e ap parel consumption. Driv ers, barriers, and f uture pathway s of CFC, f r om bot h the business and consumer perspective, are extracted, summ arized , and discussed. T he search keywords used in JFMM 2 (2018) are extracted f rom t he results of SF (2018) and JFM M 1 (2017) papers. EFaF (2018) employ s a mixed-method approach; q ualitativ e and quantitative research has been conducted to study the inf luence of dif f erent values (biospheric, altruistic, hedonist, eg oistic) on the attitudes toward and the engag ement with CFC. For the purpose of this study, 20 semi - structured interview s are conducted in Ulm, a city i n the south of G ermany. In t his so - called wardrobe st udy, participants are asked about their secondhand and alternativ e clothing consumption. Moreov er, the q uantitative data used in this paper st ems from a large surv ey directed at all inhabitants of a sm all tow n in the South of G ermany (n final = 1014). 13 The main paper of this dissertation ( IJCS, submitted) is based on a quantitative comparativ e study betw een Tehran, the capital city of Iran (n final = 297) and Berlin, the capital city of Germa ny (n final = 322) . T o this end, a q uestionnaire is developed and later distributed among university students i n Tehran and Berlin. The questionnai res of these surv eys can be found as appendices of t his document. Besides being asked about their national cult ural f actor s, the part icipants are asked about t heir att itude, intention towards CFC, their social norms and perceived behav ioral control of CFC, as well as their actual engagement in the CFC practices. T hese q uestions are followed by two q uestions reg arding the previous ow ners and t he location of attaining secondhand clothi ng, along with the demographic charact eristics of the part icipants. 4.2 A pplied analy tical tools In the data analy sis process, diff erent tools are applied in this dissertation. In the f ollowing section, diff erent qualitativ e and quantitative anal ytical tools that are used in this dissertation are introduced and expl ained. Atlas.ti – The qualitative da ta analy sis a nd researc h software Atlas.ti sof tware can assist researchers in systematic ana lysis of unstructured qualitative data such as text. This program provides tools that enable researchers to systematically code and analy ze data, as w ell as w eigh the importance of the codes and visuali ze t he correlations exi sting between t hem. This tool is used f or the purpose of t he JFM M 2 paper (2018) and EFaF book chapter (2018). Using Atlas.ti, researchers cou ld more easi ly w ork in a t eam, as t hey could simultaneousl y access t he papers and codes. Moreov er, using Atlas.ti, researchers could alw ays have an overview on t he process of coding in a long period of r evi ewi ng and analy zin g the papers (For JFMM 2 (2018), the process of rev iew ing and analyz ing t he extracted papers took almost a year). IBM SPSS – Statistica l packa ge for the socia l scie nces IBM SPS S is a sof tware packag e t hat is appli ed f or statistical analy sis in social scienc e. T his soft ware can be used for editing and analyz ing all sorts of q uantitative data. T his sof tware is used f or the purpose of preparing and analyz ing the data extracted fr om q uestionnaires in t he EFaF book chapter (2018), as w ell as in the IJCS paper (submitt ed). Statistical analyses, such as descriptive analy ses, r egressions, varia nce analyses, and multivariate analy ses of varia nce tests are done using this sof tware. AM OS – Ana lysi s of a Moment Str uctures, i s an added SPSS module. AM OS is a suitable vi sual prog ram f or structural eq uation modeling and path analysis. T his soft ware is utilized f or the path analysi s (parceling method), which is used in IJCS paper (submitted) . 14 In sum, a spectrum of research methods and tools are appli ed f or the papers of this dissertation. T heref ore, the concept of CFC is evaluated using dif f erent qualitativ e and quantitative r esearch perspectives. A summ ary of all m ethods and tools used in this research are presented in the Figure 1. Figure 1 Overv iew of research methods and tools 5 Discussion of the findings The main findings of t his research are summarized and discussed i n the follow ing section. A vi sual st ructure of t he f indings can be seen in the Figure 2. Figure 2 Overv iew of research findings 15 5.1 Sustainable fashion The main contribution of SF book chapter ( 2018) is to give an overvi ew of sustainable f ashion. Here main topics and classification are summarized as findings of this publication. Sustainability in the f ashion industry should be promoted in di f f erent phases of production, legisl ation, and consumption ( SF, 2018). In the production phase of t his industry, more sustainability should be reached in material, intellectual, and human resource allocation and consumption (SF, 2018 ). Conside ring t he f act that the current t extil e industry has a complex and multinat ional supply chain, moni toring the implications of sustai nabili ty drivers i n all steps and all countries is a rather complicated, t ime consuming, and ex pensive task. How ev er, as mentioned, disasters such as the Rana Plaz a tragedy trigg ered the industry and gov ernments t o f ind w ays to prevent such problems in the textile industry. A maj ority of German consumers be liev e that gov ernments should make sure that “ only ” sustainabl y produce d cl othing items are avail able in the market (Kleinhückelkotten et al. , 2017). Therefore, it seems that gov ernmental ag encies should put more ef f ort to establish m ore sustainable reg ulations f or clothing retailers. Labor governance in the global textile industry is now moving tow ards a more col lectiv e regulatory arrangement, whi ch includes unions. The potential s of transnational union netw orks (Hel f en and Fichter, 2013) continually could be used f or more ef f ective contr olli ng and implementation (Alex ander et al. , 2017) . The consumption phase of t he g arment industry i s claimed to be important (e.g. P iontek and M üller, 2018) and i s the primary focus of this research. Sustainable f ashion consumption inv olves pre-purchase, purchase, and post-purchase components (SF, 2018). Consumers are increasingly considering t he ethical attributes of clothing ( Dickson, 2001). I n response to this, there are a growing number of companies and designers, who produce and off er sustai nable clothing. T here is a spectrum of diff erent sustainable fashion items av ailable t o buy f rom local and small designers such as “Farah Floyd” in Berlin (local design and production) , to bigg er companies such as “Flomax ” in Germany (sustainable material, loca l design and production) . Each of these companies considers one or more ef ficiency strategies (regarding material, intellectual , and human r esources) in their production li ne. For instance, “Freitag” produces bags made f rom recycled materials f rom used truck tarps and car seat belts. These products are unique i tems that are designed, cut by hand, and packag ed in Zurich. “Patagonia” is another exampl e of a sustainable f ashion company that emphasized suff iciency in its advertisement and also has a repair campaign r unning in sev eral di f f erent countries. C onsumers c ould make sustainable deci sions by purchasi ng fr om such f ashion companies. In addition, acquiring and using secondhand clothing is a sustainable alternative in the purchasing phase (SF, 2018). There are diff erent form s of secondhand clothing that are now 16 avai lable. Some of these f orms have traditionall y existed (probably) since humans started using clothing to protect t heir bodies. Ot her f orm s have devel oped in current societies using technological innov ations. Sustainabl e maintenance of g arments can decrease the harmful impact of these products on the environment. For instance, alternative launderin g practices can have an impact on energy usage (e.g. water t emperature, or machine v s. hand washi ng) (Anderson, 2016). In 2017, Retamel and Schandl f ound that hand wash ing req uires less water and energy in comparison to using washi ng machines or laundry services, how ever it uses larg e quantities of de terg ents. In the case of serv ices, using dryers increases the energy usage in comparison to machine wash ing (Retamal and Schandl , 2017). How ever, other researchers compared four diff erent wash ing options ranging f rom indiv idual machine use t o coin laundries and lau ndry services, and they f ound that sharing washing machines could reduce t he envi ronmental i mpact of the wash ing practice ( Komoto et al. , 2005). In addi tion, extendi ng the usage phase of the clothing could hav e envi ronmental benefits (W RAP, 2012). T his can be done by simply extendi ng the duration of the usag e o f t he garment s or by sharing secondhand clothes. In the post- usage phase, an import ant decision to make is where to discard the clothing in order to have the least harmf ul environmental and social impact (SF, 2018 ). Redesigning, upcycli ng, and recycl ing the g arments should be considered to decrease the amount of waste ( SF, 2018). How ever, most of the people in developed countries have a large amount of clothing, and most of these garm ents are disposed of af t er being used only f or a f ew times (Birtwi stle and Moore, 2006) . These are the garm ents t hat could be directly r eused by other consumers. Reusing t he clothing is thoroughly studied in this research under the t erm CFC. In the f irst t wo publi cations , CFC is defined and positioned in the g eneral sustainable fashion consumption model. 5.2 Collaborativ e fashion consumption After the publication of the book “W hat’s m ine is yours” by Botsman and Rogers, collaborative consumption attr acted more att ention in academia. Collaborativ e consumption is later def ined specifically f or the clothing sector (in paper JFM M 1 , 2017). Usag e of already existing clothing through diff erent forms (gif ting, swap ping, sharing, lending, renti ng, l easing, or buy ing secondhand) is the definition of CFC, w hich is used here f or f urther research on this topic. On the one hand, consumers mostly hav e a positive attitude tow ards CFC (EFaF, 2018). On t he other hand, a growing number of businesses include CFC in their ac tivities. Despite of t he f acts that now m ore companies and consumers are interested in engag ing in the CFC, this concept is still f ar aw ay f rom being mainstream and cannot compete with the inex pensiv e f ast -cycled f ast 17 fashion items t hat are availabl e all t he time (in shops or online). Having more research on CFC, one should di stinguish betw een those CFC ty pes that are organized by peers, an d those organized by companies, t hough the P2P m odel can also be facilitated by companies ( JFM M1, 2017). Each of t hese categories has its own set of sub -g roups. T he classification in JFMM 1 (2017) show s how diverse this f ield of st udy is. T his diversity m akes it very complex to ev aluate and generalize the env ironmental and social i mpact of CFC. As m entioned, m ost of the f orms of CFC have previously existed; due to the Internet and new technologies, they have now expa nded to a scale never bef ore possible (JFM M 1, 2017). T he majority of people are aware of of f line and online platforms, where t hey can buy secondhand clothing (m ore t raditional way of CFC); whi le most of t hem do not know where to f ind clothing libraries or swap ping parties (CFC-form s t hat are mostly expand ing because of the new technologies) (EFaF, 2018). In eval uating previous academic endeavors regarding CFC, t he older concepts such as secondhand clothi ng are also st udied in JFM M 2 (2018). According to the results of t he literature review (JFM M 2, 2018), the keyw ords “ secondhand”, “sharing” , and “product serv ice sy stems” are m ostly f ound in searches f or alternative clothing consumptions. How ever, all in all, not more than 33 papers f ound in the JFMM 2 (2018) addressed t he concept of CFC ( even w hen considering older research on secondhand clothing). 5.3 Sustainability of CFC It is claimed that shared access to g oods or services is less resource intensiv e compared to other indiv idual consumption options (Hei sk anen and Jalas, 2003 ). Both JFM M1 (2017) and JFM M 2 (2018) t heoretically discuss t he sustainability aspects of CFC . In t he JFMM 1 (2017) paper, the environmental impact of CFC is systematically review ed in three categories: eff iciency, suff iciency, and rebound ef f ects; whe reas t he JFMM 2 paper (2018) generally discusses the sustainabil ity issues that are mentioned in the 33 review ed papers. Eco-eff iciency strateg ies are based on the use -intensif ication or prolongation of the usag e- time of the fashion items. CFC r esults in use intensification of g arments: when idling clothes are used by other consumers, a higher number of uses during t he product’s lifetime will be reached. The high number of unused clothing in the w ardrobes (which is especially the case for consumers in the devel oped countries) (e.g. W RAP, 2012) can be reused through CFC practices. The result of the wardrobe st udy (EFaF, 2018) shows t hat consumers underestimat e their clothing consumption by at least 35%. Interview ees might only remember and count items that they readily broug ht to mind, and they forg ot t o consider clothing they rarely or never wear (EFaF, 2018). A known general bi as of sel f -reported data coul d be a reason that t he participants 18 underestimated t he t rue, probabl y much higher, potential of idli ng cap acity of unused clothes (EFaF, 2018). Conside ring the hig h number of existing clothing in their closets, one might say that a noticeable number of clothing items could hav e been restored and not used in the closets (EFaF, 2018). “CFC off ers the chance t o e xpl oit the f ull use-potential of clothes, before they are disposed” (JFM M1, 2017, p.475). Reuse ensures significant energy savings compared to the production of new garments (Bras-Klapw ijk and Kno t, 2001). It benefits the env ironment by av oiding new garment production (Hu et al. , 2014). Additionall y, CFC can extend the lif etime of garments. An unused f ashion item can be used by other consumers instead of being stored in the wardrobes for some time bef ore it goes to t he landfill (JFM M1, 2017). CFC can satisf y t he needs and desires of consumers for more clothes, but with f ewer total products. Some lifecycle assessment studies claim a positiv e env ironmental impact of substituting new clothing purchasing w ith secondhand g arment acquiring ( e.g. W oolridge et al. , 2006 ). CFC cou ld also contribute to more suf f iciency in usage of resources. It is argued that if consumers hav e t o pay per usag e instead of payi ng f or owning the product, t hey w ould reconsider their w ish to use (JFMM 1, 2017). For instance, if a consumer needs to rent an expe nsive garment f or a special occasion, he/she mig ht stick to the already owned g arments or ask fr iends to share or borrow clothes. M oreover, the indirect socio -cultural ef f ects that m ight occur in a swappi ng party could bring more thinking abou t the influence of fast fashion consumption. T his thoughtf ulness coul d, in the long term, result in less, but more consciou s, clothing consumption. One motivating aspect of sew ing or repair caf és for participants could be the social interactions they can ex perience during the workshops or events. Despite of the abov e-mentioned positive environmental impact of CFC , alternativ e fashion consumption form s could contribute t o an increas ed number of f ashion items used (rebound eff ect) . Due t o the less ex pensiv e a nd somet imes f ree of f ers of CFC, one could consider the acquired secondhand clothing as additional to those he/she buy s. Additionall y, CFC can result in a faster cycle of buying and disposing of the products (JFMM 1, 2017). M oreover, the transportation needed f or deli vering the seco ndhand clothing t o t he consumers cou ld cause more CO 2 -emission (JFMM 1, 2017). The art icles considered in t he literature review paper (JFM M2, 2018) only focus on the envi ronmental benefits of CFC; the drawbacks of such a consumpti on pat tern are neglected in these publi cations. Some researchers (e.g . Liedtk e et al. , 2015; Ozanne and Ballantine, 2010 ) 19 argue f or t he necessi ty of lifecycle assessments to study the real env ironmental influence of CFC. In sum, t he environmental, along wi th t he social impact of CFC st ill needs to be studied. There are strong indications that CFC has the potential to positiv ely contribute to the sustainab ility of the garment industry. How ever, to achieve this, one should consciously decide about why and how to use diff erent CFC f orms. O therwise, it is not f easible that CFC could compete wi th t he ever-inex pensiv e f ast f ashion system that is currently off eri ng almost disposable clothes at an aff ordable price. 5.4 Driv ers influencing consumer acceptance of CFC Although most of the consumers are aware of CFC f orms, especiall y traditional secondhand clothing, in reality, CFC is not wi dely pract iced (e.g . I JCS, submitt ed). According to the results presented in t he EFaF (2018), most of the interview ees have not experienced B2C -CFC (acquiring used clothes fr om businesses); instead, they have experi ences with P2P -CFC (receivi ng, borr owi ng or swappi ng clothes fr om/with t heir f amily member s, relatives, or f riends) . The drivers influencing the acceptance of CFC is studied in this thesis. Biospheric, a ltruistic, hedonic , egoistic v alues From a consumer’s perspective, t hree g roups, includi ng hedonic motiv es, utilitarian needs, and biospheric v alues, are of ten cited i n prev ious research as driv ers of CFC (JFM M 2, 2018): According to the results of the JFM M 2 (2018), on the one hand, motives such as f un, satisfaction, and hunting f or barg ains (as examples f or hedonic motives); prices, fr ugality, and smarter purchasing (as examples f or utilitarian needs); and biospheric values are mentioned t o be driv ers to motivate consumers towards engagement in CFC; On the other hand, hygiene and health concerns, lack of trust and information, lack of owne rship, and consumption habits are mentioned as the main problems consumers have that drive them against t he concept of CFC. In EFaF book chapter (2018) the influence of diff erent val ues (biospheric, altruistic, hedoni st, egoistic) on the att itudes toward and the engag ement i n CFC is studied. It is revealed that egoistic val ues strongly inf luence att itudes towards CFC: aligned with the results of the JFM M2 (201 8) , lack of ow nership, lack of f inancial benefits, and hy giene are mentioned in the EFaF book chapter ( 2018) as ba rriers of CFC. Positive ecological impacts (biosp heric motives) of CFC have been m entioned only by a few participants in a q ualitative researc h study as a driver of CFC (EFaF, 2018). In a representativ e survey , such positiv e impacts of environmental conservation motives did not hav e any influence on the attitudes tow ard CFC (EFaF, 2018). T he lack of variety and time pressure (hedonic motives) ar e mentioned as barr iers of CFC, w hile altruistic val ues are f ound to be positive driv ers of att itude towards CFC (EFaF, 2018). 20 Attitude, social norms, perceiv ed behaviora l control To predict the actual CFC, the T PB is applied in the IJCS paper (submitted). T he results show that attitude, social norms, and perceived behav ioral control can si gnif icantly predict more than 65 % of t he variance in intention t ow ards CFC ( IJCS, submitted). Moreov er, the intention positiv ely i nf luences CFC w hil e there i s a non -signif icant influence of perceiv ed behav ioral control on CFC (IJCS, submitted). It is f ound that attitudes toward CFC are either positiv e or neutr al (e.g. in EFaF , 2018 ). Results of the IJCS paper (submitt ed) also show that there is a rather positive attitude t ow ards CFC in both Iranian and German culture. If a f avorable condition ex ists, att itude is k now n as the most important predictor of t he actual behavior (Ajzen and Fishbein, 2005). T his statement has been confirmed in the IJCS paper ( submitted) regarding the pooled-data . How ever, when looking at the cross-cultural r esults of the I JCS paper (submitted) , one can see t hat att itude is not alway s the most important predictor of the intention tow ards CFC . In Berlin, perceiv ed behav ioral control is found t o be the most important factor inf luenci ng the intenti on tow ards CFC (IJCS, submitted). In t he paper, it is arg ued that this is the case, as in Germ an culture using secondhand clothing might not be considered as negative as in Iranian one ( IJCS, submitted). Simil ar t o the previou s st udies (e.g . Armitage and Conner, 2001 ), social norms has rather a wea k influence on intention towards CFC in both samples (IJCS, submitted). Attitude/intention-behavior gap How ever, att itude and intention are claimed to be important behavioral drivers, a g ap between attitude or intention and the real behavior has been m ostly f ound by previous researchers (e.g . Carrington et al. , 2014). According to the results of EFaF (2018) and I JCS (submitted), m ost of the consumers have a positiv e attitude towards CFC, though a corresponding actual behavi or cannot be observed. I n the EFaF book chapter (2018), it is reported that 75,9% of r espondents of the survey have nev er bought a single secondhand piece, and 70,5% have nev er swappe d or borrowed a piece. In IJCS ( submitted), it is f ound t hat more t han half of the part icipants of survey have never used CFC . Simil arly, t he attitude and intention t ow ards CFC are f ound to be positive in both sample of Iranian and German students and intention is found to be the most important predictor of the actual C FC in both samples. Still , the gap betw een intention an d behavior coul d be seen looking at t he results of the IJCS paper ( submitted). Considering t he whole, as well each of the student samples of T ehran and Berlin, one could see that positiv e intention does not necessarily result in an actual engagement wi th CFC (I JCS, submitted). 21 The i nf luence of intention of the CFC is higher in Berlin in compare to Tehran (IJCS, submitted). This might be due to the cultural diff erences that exist betwee n the samples. In the IJCS paper (submitted), it is arg ued that in a more indivi dualistic culture, where pe ople have the buyi ng pow er (Berlin), it is m ore likely that a positiv e intention results i n an actual CFC. Cross-cultural factors Cultural f actor s could also inf luence the acceptance or r ejection of C FC. I n the I JCS paper (submitted), the cultural driv ers of Hof stede’s model are tested to compare the Iranian and German samples. The results show that there are si gnif icant diff erences betw een cultural drivers. Berlin has a more feminine, indiv iduali stic culture, with low er uncertainty avoida nce and low er pow er distance in comparison to T ehran. The results of IJCS paper (submitted) show similarities and dif f erences of CFC betw een tw o samples of German and Iranian students. For instance, i t is interesting that drivers of int ention toward CFC f ollow diff erent patterns in dif f erent cultures or that intention t ow ards CFC diff erently influence the actual behavi or (I JCS, submitted) . Howev er, it seems t hat CFC in both cultures depends on more factors than a positive intention a nd perceived behavi oral control (IJCS, submitted). It is also f ound that consumers f rom diff erent cultures ( Iranian and G erman cultures) hav e similar preferences when i t comes to the l ocation of acquiring secondhand clothing an d prev ious owne rs of such clothing (more detail can be f ound i n the f ollow ing section ). Locations and prev ious owners The location of acq uisition and the previou s owne r of clothing also inf luences the w illi ngness of consumers t o engag e in CFC. Consumers pref er to exchange fashion items wi th people they know or to borrow f r om or lend these products t o their f riends or f amilies (EFaF, 2018). Similar findings are seen in the I JCS paper (submitted) . M ost of the participants in the interview s pref er buying secondhand clothing f rom shops and not online (EFaF, 2018). T his result is conf irmed in the IJCS paper (submitted) , where consumer s show a preference f or receiv ing secondhand clothing f rom shops or f rom direct exchang es at the swappi ng part ies. Demographic factors Age negatively inf luences CFC (EFaF, 2018). Older consumers do n ot seem to be as interested in swappi ng, borr owi ng or buying secondhand clothing. Ex cept f or age, no other demog raphic characteristic (e.g . gender, income, marital status) is f ound in this research to have a signif icant influence on the CFC. 22 5.5 Driv ers and barriers of CFC from business perspectiv e Only in the JFM M2 (2018) are the reasons f or and against accepting CFC studied f rom the perspective of businesses. From t he business perspective, t he main concerns are identif ied as consumer avoida nce of CFC, lack of communication of a clear value proposition (Reim et al. , 2015; Rexfelt and Ornäs, 2009) , as w ell as organiz ational barriers and requirements f or implementing CFC schemes ( Hu et al. , 2014; Kant Hvass, 2015). I n addition, CFC does not seem to be an adequate al ternative for providers of every day clothi ng, but rather, it is of interest to those selling high-q uality ex pensiv e garm ents. As mentioned in JFMM 2 (2018), despite these barriers, CFC could off er business opportunities to compani es. As an ex ample, CFC could benef it bu sinesses by attracting new custom er groups, improving their relationships with current customers, generating extra f inancial profits, and enabli ng them to devel op more sustainable business models (Armstr ong et al. , 2015; Kant Hv ass, 2015). On the one hand, reports indicate that con sumers are w ill ing to engage i n CFC (Niini mäki, 2011) . On the other hand, the number of start - ups and companies that are adapting this alternative concept is increasing. This i s not only the case for small , start -up compani es, but also bigger retailers. Know ing the barr iers and drivers of CFC and the interplay of barriers f or CFC betw een industry and consumers cou ld be useful in g enerating strateg ies to promot e CFC. Examin ing these barriers and the drivers of al l stakeholders is necessary to deriv e viab le solutions and future pathways. 6 Sugg estions and recommend ations Based on the results of research conducted for this dissertation, some sugg estions and recommendations are proposed here in the tw o categ ories of “transf ormative str ategies f or enabli ng CFC” and “sustaining strateg ies f or CFC businesses”. I n order to achiev e the potentials of CFC, it is initially vital t o devel op t ransf o rm ation str ategies at the g overnance level. The g oal here is to identify t he most important areas where dif f erent actors could intervene and interact to f oster and f acilitate t he concept of CFC , among t he consumer s per sé. I n t he second category of sug gest ions, the f ocus is on business strateg ies, whi ch can support t he long -t erm economic sustainabi lity of B2C-CFC. 6.1 Transformativ e strategies for enabling CFC Diff erent actor s such as governmental ag encies, NGOs, and independent media should continuously interact with each other and dev elop necessary cooperation to foster and facilitate CFC. Some transform ative strategies are proposed in the f ollow ing section. 23 Awareness rising Consumers are now , more than ev er, aware of the problems of the f ashion i ndustry and t he consequences of t heir clothing consumpt ion (Geig er et al. , 2017). For years, buying sustainable fashion items has been of f ered as a solution to consumers. Still most consumers do not know how they can trust a f ashion item to be sustainable and they wish to have e.g . an of f ici ally recognized logo f or sustainable f ashion products (Klei nhückelkott en et al. , 2017) . T heref ore, it seems that it is now time f or governmental ag encies to off er a united certif ication or logo f or sustainably produced fashion items so t hat consumers can easier t rust the brands and mak e sustainable decision s. T hey should also educate consumer s about the existence of this certification. Apart f rom that, consumers have the possibility of CFC with all its ecological and social potentials. How ever, t hey are not even aware of the q uantity of clothing items t hey possess (EFaF, 2018). Achievi ng sustainability potentials of CFC req uires consumers to look at it as a substitution of fast fashion consumption and not as some extr a means of acquiring clothes besides the conven tional purchasing of clothing. Raising consumer aw areness about the idling capacities existing in their closets and educating them about CFC could be a start ing point in supporting alternative clothing con sumpt ion. As an ex ample, Akademie M ode und D esign, together w ith a non-prof it org anization called FEMN ET, has dev eloped eco-f air buy ing-g uides named “BUY GOO D STUFF” f or dif f erent G erman cities such as Cologne and Düsseldorf. They educate consumers about the n ecessity of consuming f ashion sustainably, and they of f er them suggestions on where to acq uire sustainable and al ternative clothing. Empowering consume rs by s upporting P2P -CFC It is claimed that the social impact of a product in its production phase is inc reasingly becoming important f or consumers and that t hey req uire more inform ation in this reg ard (Shao et al. , 2017) . N GOs could play an important role in empow ering informed consumers to become active. A popular ex ample of t his type of NGO activity is the “Fashion Revol ution”, which ai ms t o trigg er a global mov ement toward more sustaina ble production and consumption of fashion items. For instance, “ W ho made m y clothes” is now a slogan that they use in t heir yea r ly movement in April for tr ansparency in the f ashion industry. G reenpeace is another example of such an NGO . Among other activi ties, they are promoting and supporting clothing swapping parties. In Germany, t hey are organizing or collaborating in org anizi ng these parties all around the countr y. These NGOs could play an important role in educating, i nf orming and activ ating consumers. The IJCS paper (submitted) shows that consumers from diff erent cultures pref er to receive clothing from f riends and f amilies and those they k now over t hose t hey do not k now . Besides, 24 historical studies clai m that clothing exchanges hav e t raditionall y existed, especially among families (e.g. Strasser, 2013). Nowaday s, cl othing -swappi ng parties among group of f riends (who mostly hav e same t aste of f ashion) is happening. Due to t he inf luence of the Internet and social media, such g rassroots initiatives are more easily promoted among other consumers. There are several online tutorials and g uideli nes (e.g . f or how to org anize a successf ul clothing swap ping party) avail able to consumers who are interested in g etting invol ved in such movements. Such grassroots movements could be seen as agents of change for a sustainabili ty transition (Feola and Butt, 2017) and need t o be promoted. Provi ding locations and facilities for organizing exchange or g ift g iving events could make the entering step easier f or the consumers. Motivating businesse s by s upporting B2C-CFC It is claimed t hat there is still a need to study the environmental bene f its and r esource ef f iciency aspect of CFC (Barnes and Mattsson, 2016) . If the benef its of CFC be academical ly conf irmed, businesses and consumers could become more motivated in engag ing in the CFC. T heref ore, by supporting furt her research in this field of study, g overnments and oth er institutions could provide consumers and businesses w ith more evide nce of benef its reg arding engaging i n the CFC. A broad rang e of small and medium- sized businesses are named in all f ive papers (SF, 2018; JFM M 1, 2017; JFMM 2, 2018; EFaF, 2018; I JCS, subm itted) of this r esearch t hat focus on B2C- CFC f orms. Nevertheless, looking at most of them, one could recognize that it is not an easy task f or them t o k eep up wi th big f ast f ashion retailers. An example is mentioned in the EFaF book chapter ( 2018), where some i nterview ees f ound clothing l ibraries to be expensiv e and because of the price, they w ould avoid renting clothing f rom them. One can arg ue that consumers should have other motivations ( e.g. to save the environment) to be convinced of using B2C-CFC; howev er, I would not neg lect the fact that in many studies, price is f ound to be of utt er importance in purchasi ng decisions for consumers (e.g . Geiger et al. , 2017). As it is discussed in the SF book chapter (2018), a proper legislative sy stem is req uired to promote and control the sustaina bility of the fashion industry. T here is stil l a ne ed f or dev eloping special legislation f or alternative economies. For instance, g overnm ents could support such B2C-CFC initiativ es with subsidi es and promotion of their businesses so that they can off er (even if st ill a bit higher) a comparable price (t o the conventional market) f or t heir services. 6.2 Sustaining strategies for CFC businesses Not only new sm all-scale f irms hav e r ecently devel oped business ideas r egardi ng sustainable fashion, but also, some of the big retailers such as “ H&M ” or “Boss” have sustainability 25 departments nowad ays. W hether they are stepping t ow ards more sustainabili ty in this industry or this is just a nice g esture f or g reen washing can be q ue stioned. Nevertheless, such initiativ es could show t hat businesses have realiz ed an urge to be r esponsiv e and t o tak e the requirements of the consumers into account. CFC, as an inn ovativ e el ement of sustainable clothing, has att racted some att ention in the business world . “Tchibo” is a Germ an chain of coff ee retailer that has later sold other products such as clothing. It recently introduced its baby clothing rental system. Another exampl e could be the Sw edish company “Flippa K”, whi ch is currently one of Swed en’s leading f ashion brands. Beside its fashion production lines, it has its ow n secondhand clothing shop, where used Flipp a K items are sold. It also has a r ental and take back system. I n addition, there are m any other small st art -up companies that hav e devel oped business ideas based on one or more forms of CFC. Exampl es of such start - ups are mentioned i n all of t he papers: among others in Germ any are: “Kleiderei” (a f ashion library), “Kleiderrausch” (a platf orm f or secondhand clothing), and “Lütt eleihen” (a clothing leasing business for baby clothing). All of t hese companies, large or small, could benef it f rom B2C f orms of CFC. For instance, they could strengt hen their brand imag e by t aking envi ronmental and social benefits into consideration. Some helpful strateg ies f or these f irms could be: Knowing consumers’ concerns re garding B2C -CFC Consumers could be more encouraged to participate in CFC if they could t rust the company, be sure of issues such as hygiene and quality of f ashion items, and be informed about how to use the service ( e.g. ol der consumers could hav e problems wi th using online platf orms) (JFMM 2 , 2018 ). Companies should assure con sumers t hat they are aware of such concerns , that they wi ll provide their consumers w ith t he needed knowledge and infr astructures, an d that they are trustworthy. Redefining organizational pri orities and providing the infrastructure Selli ng f ashion products diff ers f rom renting or leasing these products, and as such, B2C - CFC companies should develop a r everse logistics and a closed-loop supply chain. T his r equires furt her inf rastructure such as laundry service and repairing t he g arments. Furthermore, companies should be aware t hat alternative f ashion consumers might have other expe ctations and requirements. For instance, these consumer s might not expe ct t wel ve collections per year but bett er quality of products. Being aware of such priorities could assist companies in devel oping cost-ef f ective strateg ies f or their B2C-CFC. 26 Promoting and communica ting the initiatives In the EFaF (2018), it is claimed that consumers are st ill not f amiliar with the new forms of CFC such as clothing libraries, howev er more than half of them could imagine using such CFC form s under specific conditions (e.g . trustf ul cleaning, high q uality of clothing). As m entioned, price is an important element f or decision making, when consumers w ant to choose between buyi ng and renting (Armstrong et al. , 2016). Con sidering that B2C-CFC is st ill in its initial phase, companies should consider targ eting and positioni ng themselves in the market an d clearly communicate t he benefit -f or- cost service proposition to attract the right gr oup of consumers (JFM M2, 2018). In promoting their services, they shoul d conside r trigg ering diff erent v alues (e.g. egoistic, altruistic) of t heir consumers. It is claimed that trigg ering egoistic motives positiv ely inf luence sustainable consumpt ion (Kibbe et al. , 2014). Similar results are f ound in a study about clothing consumption in Germany (Hübner and W oznica, 2018). Moreov er, f ashion is mostly about being unique. The uniqueness of the items could be a po w erf ul m arketing driver for such B2C-CFC. Considering cross -cultural coopera tion According to the r esults of the IJCS paper ( submitted), similar behav ioral pattern can be seen in diff erent cultural contexts r egarding t he location and previous ow ners of CFC . Businesses could use this finding in building international partnerships wi th CFC pioneers and follow the successful paths. I nternational busi ness cooperation could sav e time and cost, especially f or new ly established-businesses. How ever, reg arding the drivers of intention and actual CFC, diff erent behavi oral patterns are f ound (IJCS, submitted). Know ing about such dif f erences could also assist businesses t o generate specific marketing st rateg ies f or entering each mark et. For instance, Nordic countries could be considered as pioneers of f ashion libraries. Their know-how and experiences could be used and implemented in other W estern Europe countr ies such as Germany. But such str ategies could not be directly implemented in a M iddl e Eastern country. 7 Summary and outloo k Besides the sustainability issues of the garm ent industry, t he amount of existing, idli ng capacities in the consumers’ wardrobe has motivated some users, companies, and researchers to t ake a closer look at the concept of CFC. It seems that unde r specific considerations, CFC could hav e some envi ronmental and social benef its f or societies (JFM M1, 2017; JFM M2, 2018). The most important chall enge might be to enjoy the eco -eff iciency, w hile at the same time enjoyi ng the eco- suf f iciency potential of C FC. If CFC led consumers to other f orms of consumption ( that sometimes are even more environmentall y or socially harmful than clothing consumption), then the rebound ef fect could eliminate all the contributions of CFC. T o 27 understand whether and how CFC can contribute to the sustainability of f ashion industry, a complex eval uation is necessary. Besides, P2P relatio nships in alternative consumption s is claimed t o be by far the most unique aspect of such practices (Joyner Armstrong and Park , 2017) . T heref ore, beside the environmental benefits, social innov ations of alternative consumption practices are important f uture r esearch topic (Chou et al. , 2015). CFC is claimed to have the potential to decrease the envi ronme ntal problems of the curr ent textile industry, yet a small group of consumers are currently participating in one or mor e CFC form s ( EFaF, 2018; IJCS, submitt ed). In search of reasons f or accepting CFC, dif f erent values, cultural, social and situational f actor s, attitude, intention, as well as demographic character istics of consumers are st udied in this research. In order to extend the CFC concept and to encourage consumers to engage in such alternative clothing consumption, businesses, tog ether w ith othe r actors, shoul d take responsi bility for making ad equate pre-condition s avail able for users. Hence, they need to adapt some new or complimentary strategies. This research aims at exploring a relativ ely new f ield of study and to provide a basis for futur e studies on the concept of al ternative clothing consumption. Here, consumers and t heir role in foster ing sustainabil ity in the f ashion industry is the main f ocus. Howev er, in order to reach t he sustainable dev elopment g oals, all t he actors should eng age and collaborate together . More research is required on the concept of CFC. M ost importantly, lifecycle assessment research is vi tal to test the actual ecological and social benefits of CFC. Besides, one could have a closer look at the innovativ e and technological tools t hat could mak e sustainable f ashion and CFC more interesting f or users. For instance, gamif ication could be applied as an innov ative and interesting tool f or r aising awareness (Ozanne and Bal lantine, 2010). In sum, this dissertation is not aimed at introducing CFC as a unique idea for solv ing all the problems reg arding f ashion consumption. In f act, there is n o such thing as a single golden idea to save the earth and its societies. Ef f icient usage of sustainably produced f ashion items could lead humankind to deal with pressing ecological and social problems, only if t he concept of suff iciency is w ell unde rstood and practiced by all citi zens. 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W RAP (2012 ), Valuing our clothe s: The true c ost of ho w we design , use and dispo se of clothi ng in the UK , UK , avail able at: http://www . wrap.org.uk/si tes/files/wrap/VoC %20FINAL%20o nline%202012 %2007%2011.pdf (accessed 31 M ay 2016). 33 Websites of businesses https:// ww w .allfreesewing.com/ http:// ww w .blueben.org/ https:// f arrahf loy d.com/ https:// ww w .f ilippa-k.com/de/ http:// ww w .f lomax.de/ https:// ww w .f reitag. ch/en https:// ww w .hm.com/ http:// group.hug oboss.com/ https:// kleiderei.com/ http:// ww w .kleiderrausch.de/ http:// ww w .luette-leihen.de/ http:// ww w .patagonia.com/home/ http:// ww w .studiohertzberg.de/ https:// ww w .tchibo-share.de/ Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 34 S u s t a i n a b l e f a s h i o n – f r o m p r o d u c t i o n t o a l t e r n a t i v e c o n s u m p t i o n Iran, S. (2018), in Jastram, S. and Schnei der, M. (Eds.), Sustainable Fashion : Governance and New Management Approaches, Springe r , pp. 139– 159. 1 Introducti on New g arment sales have increased by 60% in a period of 10 years in the UK (NIRI, 2006) . M eanw hile, tex tile waste in the UK is recognized as the f astest growing f raction of household waste (DEFRA, 2008) and the global textile industry has serious negative environmental ef f ec ts wi thin its supply chains (BSR, 2009). The unsustainable character istic of t he fashion industry and the significant ef f ect of f ashion and clothing on g lobal sustainability development (Allw ood et al. , 2006) have st ressed the need f or fashion consumption sustainability and an increased demand for eco-f riendly clothing (W illi ams et al. , 2005) has start ed to influence t he f ashion ind ustry (Nagurney and Yu, 2012). Consequently, the f ocus of sustainabili ty research has been shif ted towards the consumption phase of t he fashion supply chain (e.g . Fineman, 2001; Birtwistle and M oore, 2007; Carter and Rogers, 2008; Niini mäki, 2010; Armstrong et al. , 2015 ). Against this ba ck gro und, the aim of this chapter is to illustrate the concept of sustainable fashio n and to answer several f undamental quest ions regarding sustainable fashion: W hat does sustainable f ashion mean and wha t are its elements? W ho are t he actors in this industry? How important is the consumption ph ase of sustainabl e f ashion? W hat are al ternati ve f ashio n consumpti on m odels? In this pap e r, first ly, t he concept of sust ainable fashi on is de fi ned and elaborated in the context of the three categ ories of g overnance, production, and consumption and key driv ers and actor s of each phase are discussed. Due to t he importan ce of the consum er s’ role, the consumption phase is specificall y emphasiz ed. Secondl y, innov ative and alternative fashi on consumpti on possibil ities are intr oduced, describ ed by the term “collaborative fashion con sumption” (CFC). 2 Sustainabi lity in fashion Fashion (in particular gar m ent f ashion) and cl othing are t wo diff erent concepts. W hile clothing is reg ard ed as one of t he basic needs of humank ind, fashion is based on desire instead of nee d. But it seems t hat this nuance is not apparent in most contemporary societies, w here the majority of the popul ation have more clot hes than they really need or could ever possibl y w ear (Black, 2008). Th erefor e, in t his chapter the terms fashi on and clothing will be applied i nterchang eably. Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 35 The f ashi on industry is faced wi th manifold envi ronmental, socia l, and economic issues because of the exi sting fast -paced f ashi on t rends. W ater and air pol lution caused by dying processes , pesticides that are used to grow the raw ma terials, artificial ma terials t hat are used in th e production of clothes, a nd CO 2 em issions caused by lengthy t ransport ation routes a re only some exampl es of t he env ironmental problems caused by the unsustainable fashion industry. Fo r instance, conventionall y gr own cott on, as one of t he most popul ar clothing fibers, is o ne of the most water- and pesticide- depende nt crops (Claudio, 2007). M oreover, as publi shed in the media, w ork ers in developi ng countries are suff ering f r o m wo rk ing conditions t hat f ast f ashion companies put t hem t hrou gh (e.g. Donal dson, 2016 ). As an exampl e, one can ref er to the collapse of Rana Pl aza in 2 013, in which thous ands of worke rs died or we re injured. Additionall y, child labor (e.g. M oulds ), low wages ( e.g. ILO, 2014 ), and the lack of insurance could be listed as f ew social complications that hav e been seen in the unsustainable fashi on industry. Consi dering the manif old problems that have arisen in the last decades, the concept of sustainabl e f ashio n consumption has been r ecently survey ed by v arious researcher s (e.g. Fletcher, 2008; Black and Anderson, 2010; Schultz, 2010; Armstrong et al. , 2015 ). 3 Sustainabl e fashion discours e : de finitio n and the developm ents After the “ Hippie” revolution in the mi d-1970s, a second phase of f ashi on evolution evol ved in t he 1990s w ith a f ocus on sustainabili ty issu es (Black, 2008 ). Esprit presented i ts first Ecollection in 1994. In 2007, the first env ironmental strategy was w ritt en f or Marks and Spencer, w hich helped the ag e nda f or other s to f ollow (Black, 2008) . Hamnett in collab orat ion wi th the United Na tions, dev elo ped t he first certificate for sustai nable clothing (Black, 2008). Joergens (2006) describes ethical f ashion as f ashion clothing that is manuf actured consideri ng fairtr ade principles and envi ronmental standards of the production process. Howev er, there is a fundamental debate on t he paradox ical nature of sustainable f ashion. On the one hand , production ef ficiency has increased aff ordable f ashion avail ability (Eder- Hansen et al. , 2012). On the other hand, sustainability demands durability and the practice of r ecycl ing (Morgan an d Birtw istle, 2009). There are t rade-of fs to be made in all phases of clothing production and consumption considerin g avai lable materials, costs, and time constraints. Each of these decisions has an impact on the next ph ase/s. Fo r ex ample, the chosen fiber w ill impact the whol e product lifecycle- from cultiv ation, production, manufacturing, distributio n, consumer laundering, to reuse and final disposal (Fletcher, 2008). Theref ore, in our more comprehensive defini tion, we refer t o sustainable fashion as: Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 36 “Clothing that is designed , produced, ( re- )used and disposed in a way that is align ed with the concept of sustainable development. Thus, we consider not only the sustainability of th e production of the garments but also the sustainability of their usage and post - usage phase. The goal of sustainable f ashion is thus to reduce environmental and social impacts of the conventional fashion industry, whose production processes are historically amongst the worst polluting, as well as being associated with systematic labor- and human ri ghts law abuses in manufactur in g countries. Each step in t he complex production and usage cycle of fashion needs to b e transformed in order to create sust ainable fashion” (Stansz us and I ran, 2015, p. 154). In sustainable f ashion, materials are initially caref ully selected among those that have the leas t possible environmental impact. I n the next step, g arments are designed in a w ay to not onl y minimiz e the wastes of cutting fiber or yarn but also to make intelligent f ashion items that have timeless designs and are long lasting (Stanszus and I ran, 2015). The processing of t he garmen ts becomes more sustainable. For instance, natural dyes will be used. Less t ransportation will be planned and the production moves toward local manuf acturing. “ In sustainable fashion, networks of t rade unions, g overnmental institutions, and corporation s are m anaging workers’ r ights to ensure f air treatm ent” (Stanszus and I ran, 2015, p. 154) . In the consumption phase, consumer s wi ll wash t heir garm ents less f re quently and at a low er tempera ture, they buy less clothing and as soon as t hey do not want to continue using t he clothes, they w ill find a way t o recycle, reuse or redesign the g arments (Allw ood et al. , 2006). “Sustainable f ashion is nothing which is ready for sale; it needs to be created by joint responsibili ty of companies, consumers, and others” (Stanszus and Iran, 2015, p. 155) . Kate Fletcher considers three phases for innovation in the contex t of sustainable f ashion as driven by legislation, technology-based innov ation, and innov ation of t he consumption phase (Fletcher, 2008) . Being inspired by this categ orization, drivers of sustainable f ashion will be studied here based on the three key categories of governance (e.g . governments, NGOs), production (e.g. manufactur ers, suppliers, designers), and consumpti on (consumers), where g over nance ca n influence both production and consumption. Howev er, drivers influencing sustainabi lity of the fashion industry are not limited to t he ones presented in Figure 1. Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 37 Fig ure 1 Drivers of sustainable fashion 4 Sustainable fashion gov ernance “Legislation has had a form ative influence on sustainabili ty innov ation in t he f ashion and textil e sector to date” ( Fletcher, 2008, p. 54). Some standards and reg ulations are currently g enerate d for production of f ashion i tems in dif f erent countries across the w orld. How ever, it seems that an eff ective enforc ement mechanism toward sustainable fashion is still missing in the textile sector, as expl oitation of workers and env ironmental problems of the unsustainable fashion industry are still issues to be solved. From a sustainability perspective, it is desirable that f ashion items are being produced in a sustainable manner and f ollow the g uideli nes of sustainabil ity such as IS O 14000 ( Lo et al. , 2012). Moreov er, f ashion companies can apply their positive imag e in terms of sustainabil ity as an ef f ectiv e mark eting strategy (Nagurney and Yu, 2012). Legal boundaries in combination with consumers, NGOs, and media pressure can control production in a marke t - based economy . One of the areas that governments have g lobally f ocused on is w aste management, where the policies emphasize restrictions on lan dfill, treatment, and dispos al of hazardous waste, and increase the practice of recycling (Morgan and Birtwi stle, 2009). M oreover, tight import /export reg ulations as wel l as strict labeling are some of the strateg ies tha t Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 38 governments coul d apply in order to promote and contr ol sustainabi lity in t he f ashion m arket. W ith a set of import/ export rules, government could support and prom ote local production and as a result decrease t he carbon emission that results f rom transpor tation in a global tex tile suppl y chain. Furthermore, there is an emerging t rend of altern ative f ashion initiativ es. Com mon reg ulatio ns that are used f or traditional and conven tional f ashion businesses cannot directly be applied t o the alternative fashion initiativ es or are sometimes not as ef fective as needed. For instance, in the case of clothing swap ping, the classi c buy er and seller cannot clearly be defi ned an d distinguished or in case of online secondhand buying, the pricing of g arments cannot f ollow the pricing strategies that are used for the new fashion items. I n addition, in all of the onli ne alternative fashion consumption models a mutual trust is req uired (Gata, 2015). Hence, setting specific law s and reg ulations for t he alternative businesses could protect the r ights of both the businesses as wel l as users/ consumers. The important role of NGOs in pushing and f orcing companies to respect the rights of workers cannot be neglected. In the 1990s, NGOs exposed the labor abuse in the supply chain of brands , such as Nike or G ap, which resulted in the introduction of codes f or minimum levels of w ork er rights as well as some legislation-driven chang es (Fletcher, 2008) . One exampl e of NGOs tha t are f ocusing on clothing production is the Fair W ear Foundation (FW F). FW F is an independent, non -profit org anizatio n working with companies and f actories to i mprove labor condition s f or garment w orkers. Another example is t he Clean Clothes Campai gn (CCC), who se offices are wi dely spread around the world. T he CCC is dedicated to improving working conditions and supporting the empowerment of workers in the global garment and sportswea r industry. Since 1989, t his campaign helps to ensure the respect f or f undamental w ork ers’ rights. Educating an d mobiliz ing consumers, lobbyi ng companies and g overnments and off ering direct solidarity suppor t to workers as they fight for their rights and demand better w orking conditions are some workin g areas of this NGO. Sustainabi lity can be applied as a f ramework to reach environmental and socially consciou s consumers and at the same time to increase the overall brand image of the company in dev eloped countries (Faisal, 2010). Corporate social responsibility ( CSR) as a prom inent phenomenon in textile and cl othing, inv olv es the adv ancement of internal corporate progr am and sy stems, social auditing and certification, as well as the integration of companies in multi - stakeholder initiativ es (ILO, 2005). T he government can positivel y increase sustainabili ty of the fashion industry by emphasiz ing the importance of the CSR activities of companies as well as havi ng control over the perform ance of the garm ent industry. The g overnments have generally played t he key role in Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 39 altering the conv entional fashion industry toward a m ore sustainable one. Leg islation an d standards should be considered in al l stages of the textile processing chain. 5 Sustainable fashion production Some researchers hav e strongly criticiz ed the apparel industry f or their unsatisf ying ef f orts to produce an ethical supply chain (Bendell and Kleanthous, 2007). Howev er, increasing dem and for eco-f riendly apparel has impacted clothing production and forced companies to of f er g ree n items by e.g. using sustainable mater ials to satisfy t he gr een consumers’ demand (Sampson , 2009) . For instance, H&M is claiming to be one of t he leading users of organic cott on in t he world . Addition ally , in Europe, hig h st reet retailers, such as H &M , have launched eco -collections, and in the US, Gap Inc., has f ocused its ef forts on decreasing the environmental impacts of its supply chain (Jegethesan et al. , 2012). Beside such attempt s, many researc hers and experts have inv estigated the production phase in order t o achieve sustainability of fashion products. Hence , some innov ative solutions have been generated during the l ast decades. Endeavors of these production related-inn ovations have mostly been tow ards achiev ing more efficiency in one or more resources. One can categorize their efforts into three sub- groups, based on t he k ind of resource(s) they f ocus on: mater ial resources, intellectual resources and human resources. 5.1 Material r esources The kind and the amount of materials t hat are used in the productio n process of sustaina ble fashion i tems shoul d be carefully decided. As commonly understood, sustainable fashion mean s using natural materials like cotton i n garments instead of using synthetic, oil-based materials like nyl on. How ever, acco rding to the investigations of ecological impact an d ethi cal issues reg ardi ng production of both m entioned materials, it is difficult to say whi ch one is the bett er choice in terms of being e co-f riendly . Each of t hese mater ials has its own sustainability issues that cannot be neglected. For instance, production of manuf actured materials generally consumes less w ater, how ever, poly ester and acrylic have high emissions to air (Fletcher, 2008). The majority of problems w ith cotton has occurred in Af rica and India, w here smallholding f arm ers in order to increase yiel ds, fulfill the demand and m axi mize the profit by using pesticides that cause illne sses and death of w ork ers. About 117,000 metr ic tons of org anic cott on were globally produced durin g the 2013– 2014 (OT A, 2015), howev er, even for these organic cott ons a r ange of chemical substances is applied in the production process, whi ch questions the sustainabi lity of using natural fabrics instead of m anufactured fabrics. Furthermore, more attention is currently giv en to the recycli ng of tex tiles back into fibers. Patagonia is a pioneer in the field whe n it beg an selling its “post- consumer recycled ” line in 1993. Using plastic bottles to produce g arments is now pract iced by other companies such as T he North Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 40 Face. Howev er, the amount of recycled texti les is still inconvenien t. For instance, in 2014 the recycled r ubber, leather, and textiles w ere about 9% of all recycled items in the USA (US EPA , 2014) . In Germany, Anke Domaske, the inventor of “QMil ch” introduced a fabric made entire ly of spoiled milk. How ev er, using such inn ovativ e/more sustainable fabrics for garment production on a bigge r scale might not yet be possibl e. In summary, there is a need to extent the amount of org ani c material and the smart usage of manufactur ed ones, a s wel l as to devel op an ef ficient technology for recycli ng material. For many manufactur ers, t he improvement of production technology is a true way of bein g innov ative. During the production processes (e.g . dyeing, drying, and fini shing), chemica l products and natural resources are intensively appli ed and are generat ing a high environmental impact (Rinaldi and Testa, 2015). Although using e co-f riendly technologies in all the clothing- chain helps reduce the negative ef f ects of the garm ent industry, this is st ill not a real answ er to the problem; since relying on t echnology to fix all of the problems just decreases the needed consideration for t he soft cultural chang e (Fletcher, 2008) . Due to t he globaliz ation process i n the last decades, most of local productions are now shift ed to diff erent countries where material and labor forces are cheaper. In these countries, CSR is ofte n less prevalent, NGOs are less powerful and consumer’s deci sion-m aking is more based on their basic economic needs ( Jastram, 20 07). Consequently, diff erent countries oft en located f ar a par t are eng aged in the product ion process of garments. Therefore, massiv e amounts of energ y and resources are consumed merely f or t ransportation of materials and manufactured goods. Fo r instance, in 2001, Fran Abrams and James Athill track ed a pair Lee Cooper j eans sold in a high street store in the UK on its global j ourney of 40,000 m iles by land and sea, from producing t he fiber in Benin to manufactur ing in Tunisia ( Guardian, 2001). 5.2 Intellectual r esources Designers are responsi ble f or the diff erent steps of their decision-making procedure, as their decision s consequently have impacts on environmental and social aspects of the whole produc t lifecycle and sustainabl e consumption patt erns (T ischner and Charter, 2001). T hey choose fabrics and use them in their collections considering their design, cost, availab ility , and time constraints. The main challenges at this level are the selection of natural or manuf actured fibers (e.g. Recolution uses organic cott on and GOTS certified mater ials in its collections), decision s for new or recycl ed fibers, design or re-design (e.g. Bag To Life works w ith the concept of upcy cling and re-design), using mono or multi fibers ( e.g. Patag onia w ork s directly on the f abrics t hat are used in its collections), design f or short or long term (e.g . Uniw earsal claims that t hey produce Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 41 timeless designed apparel), or trust in suppli ers or direct control of the material supply chain (e. g. Gossypium produces sportswear in its own workshops to have direct contr ol over the production). One of the most outstanding responsibil ities of designers is to design a charming sustainable item, which satisfies t he needs and desire of the con sumers (Zafarm and et al. , 20 03). Often , sustainable consumers have difficulties finding suitable sustainabl e clothes because g ree n clothes are generally noticed as shapeless, colorless, and overpriced (Mey er, 2001). Hence, the aesthetic values need more consideration when designing sustainable clothe s (Fletcher, 2008 ). The point is that the desire for novelty wil l not and should not be elimi nated, howev er devel op ment of alternativ es is needed (Black, 2008). “Eco-chic must aspire to being the norm not t he excep tion” (Black, 2008, p. 18). Slow fashion and Cradle to Cradle are tw o recent con cepts in the design phase approachin g sustainable fashion. Cradle- to -Cradle as a design concept was initiated by W illi am McDonough and Michael Braungart in 2002. This concept st resses t he need f or increasing the ef ficienc y of production techniques and achiev ing waste f ree production. It should be possible t o recycle , reuse, or re- consume all mater ials and to bring them back to a new lifecycle (McD onough and Braungart, 2010; Butler, 2007). Slow fashion emerged as a reaction t o t he rapid trends of f ashion buying behav ior or fast f ashio n aiming at decelerating t he f ast pace of f ashion. Slow fashion is define d as clothing that starts wi th careful choices and wel l-paid indiv iduals and then remains to be used f or years (Sayer, 2007 ) . Designers are en couraged to integrate new insi ghts into their pa tterns t o make lo ng lasti ng designs and thereby slow dow n the f ashion pace. The concept of “ every body designs” presente d by Ez io Manz ini ( 2015) is another example of innovativ e thinking in the fashion industry. Integr ating the end-users into the designing process could increase the usage lifetime of t he products. Moreov er, some companies hav e r ealiz ed the benefits of i nvol ving u sers in th e devel opment an d di f f usion of innov ations (Baldw in and von Hi ppel, 2011; Füller et al. , 2012 ) . Concepts like prosumpt ion, in w hich both production and consumpti on are involv ed, integrat e consumers’ ideas into the design process (Ri tzer and Jurg enson, 2010) . Engaging consumers in a participatory design process can also be seen as a way to achiev e more sustainability in the fashion industry. Creating social values throug h meaningf ul experien ces and collaboration can motivate consumers t o value t heir clothes more as w ell as integ rate their tastes i nto the design and as a result extend the usage phase of the product lifecycle. 5.3 Human r esources “W ho should make t he clothes and how sho uld these workers be tr eated” are the m ain question s, whe n talking about human resources wi thin the sustainable f ashion production chain. Directly Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 42 aft er the garment is designed, the first decision to mak e is w hether l ocal w ork ers are hired to make the products or to ou tsource the production to other countries e.g. Asian , African, or India n garment manuf acturing corporates. Due to the avai labil ity of cheap labor, the garment production has recently been shifted to developing countr ies. T his outsourcing mostly causes lon g transportations as w ell as labor condition s that are not aligned with the f airtrade rules. The term “f airtrade” mostly covers the activi ties an d impli cations of advocating f or f air working condi tions in manufactur ing industries. Some researchers in t he field of environmental clothing hav e paid attention to labor expl oitation among other ethical issues (e.g . Dickson, 2001; Rudell, 2006; Shaw et al. , 2006 ). The FW F is one of the NGOs t hat aims at develop ing fairtrade production in the garment and textile industry. T he FW F code of labor practices contains eight labor standards that are made up based on the core labor standards of ILO. In FW F labor st andard’s code: employ ment is freely chosen, there is no discrimination in employment, no exploitation of chil d labor , fr eedo m of association and the right to collective barg aining, payment of a living w age, no excessiv e w orkin g hours, saf e and healthy working conditions, and legally-bindi ng employ ment relationships. T hes e standards should be caref ully f ollow ed by the m anuf acturers who are wi lling t o produce sustainable fashion products. Since t he 1990s, the media and public have put pressure on fashion manuf acturers to g enera te legal documents to protect lab or rig hts i n g arment industries. How ever, such ef f orts have not yet completely resol ved the problems in the textil e industry (see Donal dson, 2016). S electing the human resource in addition to setting employment rules based on f airtrade standards is a key factor in reducing the social problems of unsustainable fashion production. 6 Sustainable fashion consump tion People are becomin g increasingly interested in the environmental and social consequences associated wi th their consumption patterns (e.g . Auger et al. , 2010; Harrison et al. , 2005). T his devel opment triggers a growing demand f or ethically and sustainabl y manuf actured products and services (e.g. W illi ams et al. , 2005). Neverthel ess, companies hav e been criticiz ed f or not taki ng useful strateg ies into account despite the fact that the emer gence of the sustainabil ity concept, the importance considering t he role of the consumers, and changing t he lifestyle patt ern have lately been emphasized (e.g . Schaefer and Crane, 2005; Belz , 2006; Thøgersen and Crompto n, 2009 ). Schrader ex plained it in two way s: first , by highlighting the impact of consumption o n ecological and social li f estyle of people, and second, by mark ing t he consumers’ r ole as a potential influence on t he companies’ behav ior (Schrader, 2007). Theref ore, the role of Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 43 consumers in r eaching better sustainabili ty is noticea ble, and consumers are now looking f or more sustainable solutio ns. In a report by t he University of Cambridge (All woo d et al. , 2006), a cott on T -shirt, a viscose blouse, and a nylon carpet were compared to each other wi th regard to their environmental, economic , and social data in various scenarios. T he results reveal ed that shift ing the production of the T - shirt and the viscose blouse to t he UK saves modestly, since th e used energ y f or tr ansportati on is relativ ely small in compariso n to the w ashing of clothes. A cha nge in consumer behavi or has a large posi tive environmental i mpact (All woo d et al. , 2006). It can embrace a large number of reuse, r epair, and recycl ing activities t o aug ment the lifecycle of the clothes ( Allw ood et al. , 2006) . In addition to the positiv e ef fect of sustainable f ashion consumpt ion behavior on the environmen t, Pauli ns and Hillery f ound ethical f ashion to f ulfill consumers’ specifics as wel l as basic psycho logical needs (2009). Kate Fletcher (2008) discusses recent sustaina ble fashion innovations regarding process, product, and consumer f ocus. She believ es that t he bigg est benefits come f rom consumers. Bu t it should not be f org otten that fashion consumers dif f er f rom other consumers of other produc t types wi th reg ard to their ethical consumption decisions (Niini mäki, 2010) . For instance, regardi n g food consumption, consumers show m ore comm itment to sustainable consu mption as food ha s a direct impact on t heir indiv idual health (Joerg ens, 2006; O choa, 2010) , how ever, less commitment has been expressed in the f ashion sector due to the wrongly perceived indirec t eff ects of the f ashion products on their health (Joerg ens, 2006). There is still an attitude-behavior gap in sustainable clothing consumption. Consumers should become aware of t he environmental and social impact of their clothing consumption as wel l as the alternatives to unsustainable f ashion consumption. They should be encouraged to practic e sustainable fashion consumption in their everyda y life. M any lines of research conside r the problem of unsustainable f ashion consumption (e.g . Niinimäki, 2010; Ochoa, 2010; Lewi s an d Gertsak is, 2001; Palmer and Cl ark , 2005) . Consumer behavior inv olv es pre-purchase, purchas e, and po st-purchase components. Some researchers have li mited sustaina ble consumption to sustainable buy ing behav ior (e.g . Balderjahn et al. , 2013). How ever, in this chapter sustainabl e fashion consumption r ef ers to all three phase s of pu rchasing, usage and post- usage of t he garments. 6.1 Purchasing d ecision Consumers are i ncreasingly taking the ethi cal attributes of clothing into account (Kim and Damhorst, 1998 ; Dickson, 2001). In the purchasing deci sion st ep, the significant di scussion is to determine the consumer intention towards the fashion products - whe ther they are will ing to buy Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 44 new or use d products. In this reg ard, t he perceptions and attitudes of the consumer play a significant role in addition to the cultural and social values of the whole society . M oreover, concepts, such as sharing, renting, and sw apping, can be eff ectiv e an d applicabl e to decreasi ng ecological footprints onl y when people accept to buy t he servi ce instead of the product. It is also crucial that consumers understand and practice t he sufficiency concept in the decision -makin g process and av oid overconsumption of m aterial by follow ing the f ast f ashion tr ends. Buy ing sustainable products wi ll not be a complete solution unless consumers combine it with buying less, using the products longer and more efficiently and eventuall y bringing t hem back into the cycl e. 6.2 Usage Th e usage step in the consumer behavior process describes how consumers use and maintain fashion products in a sustainable manner. Laundering is one of t he most water and en ergy consuming part s of t his step. Howev er, there is a lack of studies t hat f ocus on cleanline ss, hygiene, and the envi ronmental consequences of laundering (Fletcher, 2008). M oreover, ironing and w ashing temperatures hav e a sig nificant impact on the energ y consumed in the usage phase (Niini mäki, 2009). In 2001, Lew is and G ertsak is estimated the p ossible impact of consumer car e to be ab out 75-80% (dependi ng on the material used in the shirt) of the total ecological impac t o f a cotton shirt (Lewi s and Gert sakis, 2001) . In t he UK, it is estimated that between 0.8 and 1 million t ons of apparel are sent t o a landfill yearl y. Among them, a minimum of 151,300 t ons of clothing and footwea r could be di rectly reused (Bartlett et al. , 2013). This shows that consumers sometimes so rted their clothes out, althou gh the g arments w ere still usable and be f ore the g arments r eached their end of lifecycl e. Thes e fashion products could be seen as unused potentials and could be used f or a longer period of time. Extended usage of the clothes c ould benefit the environment. I t is claimed t hat if the lifetime of clothes could be increased by 33%, potential f ootprint reductions and resource cost sav ing could amount t o 27% carbon savi ngs, 33% water savings, 22% waste savings, and 22% r esourc e cost savings (W RAP, 2012). Repairi ng the clothes could be another way t o prolong t he clothing lifetime of t he g arments . According to a study by Greenpeace, 42% of the participants hav e never repaired their clothes (Greenpeace, 2015). Bringing back the trend of v aluing and repairing the garments coul d potentially decrease the unsustainable fashion consumption. 6.3 Post - usage By increasing f ashion purchasing, m ost of t he g arments are disposed of af t er being worn only a few t imes (Birtw istle and M oore, 2006). Studies on w astef ul consumption t hat were conducted by Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 45 The Australia Institute show that about 1.7 bill ion doll ars were spent y early f or clothes and accessories t hat were not w orn at all or only used f or a short period of time (Pears, 2006). In Germany, each adult between (18–69 y ears old) has about 18 clothing pieces that have almos t never been worn (G reenpeace, 2015). This makes f or about 1 bil lion unused clothing pieces stored in German wardrobes ( Greenpeace, 2015) . It seems that a huge amount of clothes is treated like waste shortly af ter purchasing. How ever, in contr ast to other types of waste, they stay unused in wardrobes instead of g oing to a landfill. Anal yz ing the clothing lifecycle reveal s the significant role of the consu mer in garment w aste management (NIRI, 2006; Tuk ker et al. , 2008; Birtw istle and Moo re, 2007). Consequently, some researchers and f ashion designers paid attention to this phase of the consumption process to increase the sustai nability by re- designi ng, recycli ng, and re-using these unused fashion products. 6.3.1 Re -designing Some small designers now use diff erent methods and techniques, such as upcycl ing, restylin g, reshaping, embellishi ng, and over-printing, t o mak e new clothes out of the unw anted garment s (Fletcher, 2008). T RAID is an exampl e of charitable organizations that give unsold ch arity clothe s to the young designer g roups to redesign and remodel them into f ashionable piece s, which t hen are sold again. The Upcycl ing Fashion Store Berlin is also one of the initiativ es that sells only garments t hat have been redesigned and remade out of existing clothes. Diff erent designers who work in cooperation wi th t his st ore use their innovativ e design ideas to reshape the existin g garments and of fer consumers redesigned clothes. 6.3.2 Rec y cling The importance of recycling was mentioned in the productio n phase. Howev er, consumers can play a significant role in this reg ard. They can find way s to recycle their clothes and use them in other way s. Donating the unwan ted clothes is not alw ay s the best way, as it has been mentione d, “only about one-fif th of the clothing donated to charities is directly used or sold in their t hrift shops” (Claudi o, 2007, p. 452). There is a hug e load of clothes that are given as donations. For instance, more than 12 mill ion pounds of post-consumer textiles are processed yearly in t he Trans -Ameri ca Trading Company; about 30% of such tex tiles have ind ustrial use, 25–30% are recycled into fibers to be used as stuf fing for upholstery, insulation, and m anufacturing paper products, and only 45% of t hem continue their lives as clothing and even then, not domestically ( Claudi o, 2007). These apparels are imported t o the devel oping countries and are sol d for expensiv e prices, ther e. Conside ring the high prices f or the local people in such countries as w ell as the environmenta l problems caused by t ransportation of the used clothes to such cou ntries, donating the unw anted clothes is not the best option. One can suggest to recycl e and reuse the clothes domestically in order to avoid the consequences of transportation. Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 46 6.3.3 Re -using It is clai med t hat col lecting, processing, and distributing used apparel requires 1.7 kW h of extracted energ y per k g of secondhand g arment recycled (NIRI, 2006). How ev er, the energy use d to col lect, sort, and re-sell used garments req uires between 10 and 20 times less energy than for production of new clothes (Laursen et al. , 1997). A lifecycle assessment study show s that for every kilogram of new cotton clothing replaced by used clothing about 65 kW h are sav ed, and for every kilogram of new polyester clothing replaced by used cl othing, about 90 kWh are saved (W oolridge et al. , 2006). In conclusion, it seems that reusing clothes consumes more energy than recycli ng them. How ever, in comparison to t he energy used during the production of new clothes , re -using saves a conside rable amount of energ y. Some unused clothes are passed on to charity shops that sell secondhand clothing in local areas. Only 10–20% of them are resold in UK charity shops (Black, 2008) . Others are sorted, and bette r quality items are sent to dev eloping countries to be sold in the local m arket (e.g . Rivol i, 2015; M hango and Niehm, 2005; Haw ley, 2006) . There have been some arg uments about w estern clothing exports threat ening the local g arment industry and culture of the countr ies t hat import these clothes. A study conducted by Baden and Barber (2005) reveals that the secondhan d clothing imports are not the only cause f or the decline of clothing production and employment in W es t Af rica. Unreliable and expensi ve infr astructure as well as high costs and lack of avai lable materials and training plus cheap import f rom Asia are some o f the main reasons f or this issue . Addition ally , secondhand clothing t rades create substantial employment in countries that are expo rting the used clothes as wel l the countries that are importing t hose clothes. Promoting the market of used cl othes i n the same countries, where the used garments are collected might be a better str ategy to decrease t he envi ronmental impact of t he transportation of used g arments. 7 Collaborativ e fashion consu mption: the latest developmen t One can take a look at the traditional lif estyles and hav e some idea of how societies used to maintain a harmony betw een satisf ying their need s, and at the same time not depl eting the natura l resources. One of the comm on activi ties in traditional societies was sharing goods an d services . These co llaborations are now adays rare due to various economi c reasons. Theref ore, instead of using ex isting products, peop le are often used to enjoying the concept of ownershi p through buyi ng af f ordable products. This new owne rship concept has led to ov erconsumption of nat ural resources, as well as, social and economi c injustice. Before the industrial era, there was no mass production of products. People w ere consequently val uing their products and w ere eng aging i n sharing activities more than wha t we see now adays in soci eties. On t he one hand, products are currently cheap and aff ordable (at least in dev eloped Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 47 countries) and most of the people can buy their own goods. On the other hand, t he lifestyl e of people has changed to more indivi dual-oriented, in w hich the s peed of liv es is increasing and people are wil ling to acquire ev erything by spending t he least amount of time possible. As a consequence, the concept of shari ng products and servi ces is no lon ger popul ar amo ng consumers. How ever, recently some scholars and practitioners claim that a sharing economy or collaborativ e consumption has the potential to increase sustainabili ty and reduce the ecologica l and carbon f ootprint in a number of key areas (Schor and Fitz maurice, 2015) . I t is also claimed that collab orative con sumption could l ead to more social connections between citizen s (Botsm an and Rogers, 2011). Coll aborative consumption ref ers to “t he r edistribution of used prod ucts in w hich tw o or mo re persons (re)use the same product in a different period of t ime regardless of w hether the ow nership is transf erred or if a monetary or non- monetary f ee has been assessed” (Ir an and Schrader, 2017 , p. 47 2). This unde rstanding of coll aborative consumption is ali gned w ith the definition introduce d by Botsm an and Rogers (2011). Inf ormation and Communication T echnologies (I CT), expli citly W eb 2.0 technology, of f ered and ex tended the sharing po ssibili ties. The previ ous local redistribution practices can now be prom oted on a larger scale and w ith less t ransactional costs (esp. inform ation and contracting costs, Schrader, 2001). Airbnb, Uber, Drivenow , and Spotify are some well-know n examples of the f ast growing companies that off er collaborative consumptio n opportunities. T he Internet of f ers people a higher av ailabi lity of sharing and collaborativ e consumption options. Coll aborative consumption has been also pract iced in t he fashion industry. CFC of f ers consumer s the option of mak ing their used clothes av ailab le on the market and/or taking advantage of usin g the already exi sting fashion items. “CFC embraces f ashion consumption in w hich consumer s, instead of buying ne w fashion products, hav e access to already exi sting garm ents either thro ugh alternative opportunities to acquire indiv idual ow nership (gifting, sw apping, or secondhand) or through usage options for f ashion products owned by others (sharing, lending, renting, or leasing) ” (Iran and Schrade r, 2017, p. 472). CFC is not a new concept and has been practiced in familie s, betwee n f riends, or even in the flea mark ets. But as mentioned bef ore, nowaday s it can b e practiced on a broader scale through avai lable online and offline platf orms. Some businesse s have already recog nized the mark et potential of CFC and of fer online or of fline platforms, w here diff erent types of CFC (e.g . sw apping, r enting) are of f ered in exc hange for monetary compensation. In 2011, Botsman and Rogers introduced t hree m odels of collaborativ e consumption based on diff erent forms of transactions. The first collaborati ve consumption model, Product Serv ice Systems (PSS), can be described as “pay f or the benefit, not t he ow nership” (Botsman and Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 48 Rogers, 2011). It disrupts t he t raditional models of indi vidual private ownership and shif ts the concept of ow nership f rom material owne rship to servi ce ownership (Botsman and Rogers, 2011 ) . In the f ashion i ndustry this model can be seen in clothing and accessories rental. There ar e diff erent websites and shops tr ying to apply this concept to allow people t o rent a product and use its service instead of buy ing it. Fashion Hire, Girl M eets Dress, Kennedy Purple, and One Night Stand are some examples. Redistribution markets, the second model of coll aborative consumpti on, is defined as ex changes that make secondhand goods avai lable w here they are needed (Botsman and Rogers, 2010). By increasing fashion pu rchasing, most of the g arments are disposed of af ter being w orn only a few times (Birtwi stle and Moore, 20 07) . Instead of being st ocked in the wardrobes, the m assive vol ume of not - used (or once-used) clothing could be w orn by others who need them or can use them again. Cloth swappi ng is embedded in redistribution markets and has been developed “from private part ies among a small gr oup of girlfriends to high fashion, big w arehous e ti ck eted events ” (Botsman and Rogers, 2011, p. 90). Big W ardrobe, Covert Candy , Sw apStyl e, and Fashion Reloade d Clothing Swap are some examples of f ashion sw apping websi tes. The third model, coll aborative li f estyles, encourages “ people with simil ar interests [to] ban d together” ( Botsman and R ogers, 2010, p. 85). Here people can exchange their time, skills , spaces, and so on. The most appli cable sk ill in f ashion industries is t he abil ity to design or r e - design the garments. Used clothes can be redesigned through methods an d techniques such a s upcycl ing, restyli ng, reshaping, embelli shing, and over -printing. This is not limited to charit y clothes but can happen among friends and neighbors w here people redesign their old clothes and use them again or share them wi th those who need them. A growing number of sewing cafés are opening in di f f erent ci ties in Germ any. People can use t he space and avail able m aterials in addition to the k now ledge t hat is of f ered either by org anizers or other f ellow members who are coming to the sewing caf é to repair and redesign their clothes. Skill sharing and social connections that are happeni ng in such sew ing cafés are some of t he important m otivator s for participation in such pl atf orms (Hirscher and Ir an, submitted) . There are only a f ew articles t hat explicitl y focus on collaborati ve consumption and even f ewe r focus on CFC. R ecently, Schor and Fi tzmaurice (2015) proposed a typology for a shari n g economy. T hey intr oduced f our types of collaborativ e consumption based on two dimension s of “mark et orientation towards profits and value creation” and “org anization nature” ( Schor and Fitzmauri ce, 2015). I n 2017, Iran and Schrader of f ered a t ypol ogy of CFC and categ orized CFC practices into peer- to -peer and business- to -consumer types. “T he peer- to -peer type encompasses forms of CFC in whi ch fashion products are passed f rom one consumer t o another. Peer- to -peer could be org aniz ed by pe ers themselves either t hrough online or offline platf orms or Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 49 by a company in a service-based f orm” (Ir an and Schrader, 2017, p. 473) . In peer- to -peer CFC six diff erent sub -types are introduced as: swapping part ies, gif ting, sharing , lending, borrowin g, and buyi ng as secondhand clothing (Iran and Schrader, 2017). All of these practices can happe n offline and among a group of friends, colleagues, r elativ es, etc. How ever, by using social netw orks such as Faceboo k , people can w iden their netw ork and practice CFC even w ith t hose who t hey don’t know or know less. For instance, in Germany, consumers can use netw orks such as “Klamottentausch” (Clothing Exchange) f or clothing swappi ng and “Kleiderkorb” (Clothing Basket) or “Kleiderkreisel” (Fashion Spinner) f or gif ting, sw apping, or selling secondhand clothin g. Kleide rtausch (Clothing Exchange) is another Facebook page t hat announces dif f erent clothin g swap parties all over the G ermany. Companies can facilitate peer- to -peer CFC on a larg er scale. For instance, Ebay is an online platf orm that consumers can use t o sell or buy secondhand clothing. “Bag B orrow or Steal” is an example of a company , where users have the opportunity to sell or rent-out their used lux ury bags. In G ermany, “Mädchenflohmarkt” (G irls Flea M ark et) is a web site, “where consumers can put their used clo thes on the web site and earn up t o 80% of the sales price” (Iran and Schrader, 2017, p. 474) . The other type of CFC that ha s been mentioned is business - to -consumer CFC (Iran and Schrader, 2017). “The companies off er either services as subst itutes for product ow nership (renting and leasing) or secondhand retail service to mak e the purchase of new produc ts dispensabl e” (Iran and Schrader, 2017, p. 474) . People have had t he possibil ity of rent ing special costumes f rom renting shops. N owad ays there are some clothing libraries that off er subscription- based services (e.g . Pedersen and Netter, 2015). For instance, Kleiderei is a clothing library in Germany. O nce a month m embers of this library receiv e f our pieces of clothing f or a monthly-fe e of 39 €. Apart f rom f ashion libraries, there are diff erent websi tes for r enting f ashion products. Kennedy Purple is a company t hat rents out designer handbags, jewel ry, and f ashion accessorie s. Leasing is another sub-t ype of business- to -consumer CFC that has been less practiced. In Germany, “Lütteleihen” (Baby Clothes Rental Servi ce) off ers leasing for baby cl othing. U nlike renting serv ices consumer s here should have longer contracts. In case of Lüt teleihen, the minimum t ime period of a con tract is 2-months. “Besides the traditional secondhand shops, ther e are many online secondhand mark ets such as “W alk in my Closet” where consumers can buy secondhand lux ury shoes, clothing, bags, or accessories f rom a comm ercial website” ( Iran and Schrader, 2017, p. 475) . Now aday s, there are plenty of the existing practices of CFC in societies. T he examples that are mentioned in this section and othe r similar ones t hat are contin uously becoming more and more commonplace in societies can bring positiv e envi ronmental and social impacts. Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 50 8 Summary and outlook In this chapter, the author summ arized some of the most important concep ts related to sustainable f ashion. An emphasis has been put on the consumption phase and specificall y on t he alternative and in novativ e fashion initiativ es. Systematical ly, t he ef f orts tow ards f ostering sustainabili ty in f ashion have been categorized into three groups: governance, production and consumption . Fi rst of all, w e need a proper l egislation to prom ote and control sustainability in t he f ashion ind ustry. T hese rules and t heir implementatio n should be continuously monitored not only by governmental ag encies but al so by NGOs and independe nt media. T hen in the production phase, ef f orts should be put on r eaching the max imum resource ef ficiency according to the principles of sustainable devel opment. Material-, intellectual- , and human resources are discussed in this group. The sustainabili ty of f ashion is not only determined by sustainable governance and production but also by consumers, their intention s, behavi ors, and habits. Consumers play a significant role in decreasing the ha rmf ul ef f ects of f ashion con sumption on the en vironment. As it is classi fied i n this chapter these ef f ects occur in the purchase, the usage, and the post-usag e phase of fashio n consumption. Initially , consumers make a decision on buy ing new bio/fairtr ade products or usin g secondhand ones. Af terwards, consumers make a decision on how they w ant to use and m aintai n their fashion products. Finally , they need to determine what should be done with the garm en ts aft er t he end of t he usag e period. In the final phase, they can decide to reuse the g arments by selecting one of the opportunities that CFC of f ers. Buy ing less, wearing long, maintaining well , and proper f eeding back into the system f or r ecycl ing aft er use are some ex amples of sustainable f ashion consumption (All woo d et al. , 2006) . Consumers can also decide to use secondhand garm ents instead of buyi ng new ones. They ca n decide to r eturn their used clothes to the lif ecycl e by m aking them avail able to t he secondhand market. If consumers deci de to use secondhand clothing either by swapping, borr owi ng, lendin g through p eer - to -peer CFC, or by renting, leasing, or buy ing second hand clothes f r om companie s, they enter t he area o f CFC wi th al l of its owne rshipless opportunities. T here is a good potentia l of achiev ing env ironmental and social benefits by extending CFC in the f ashion industry. Having more comprehensive st udies on diff erent types of CFC in combination with generating good strateg ies could improve sustainability in the f ashion industry . There is st ill a lack of academic research on the opportunities and barr iers of diff erent types of CFC, motiv es of the curr en t consumers who are participating in CFC, as well as best practices and governance structure of CFC practices. In addition, a comprehensive lifecycle assessment could confirm the positive Reprinted /adapted by perm ission from Springer Nature Custom er Service Centre GmbH : Springer Nature , Sustainable Fashion: Gover nance and New Management Appro aches by S arah Mar garetha Jastram a nd Anna-Mar ia S chneider, License num ber 4436110964793 ( 2018 ) 51 envi ronmental impact of CFC and could r eveal the amount of environmental opportunities that CFC can off er. 9 References Allw ood, J.M., Laursen, S.E., Rodrí guez, C.M .d. and Bocken, N.M . P. (2006 ), Well dressed?: The presen t and future s ustainabil ity of clothing a nd textiles in th e United Kingdom , Cambrid ge, UK, avail able at: https://www . ifm.eng.cam.ac.u k/uploads/Resou rces/Other_Repo rts/UK_tex tiles.pd f (accessed 22 Ap ril 2017) . Armstron g, C.M ., Niini mäki, K., Kujala, S., Karell, E. and Lang, C. 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D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 58 C o l l a b o r a t iv e f a s h i o n c o n s u m p t i o n a n d i t s e nv i r o n m e n t a l e f f e c t s Iran, S. and Schrader, U. (2017), Journal of Fashion Marketing and Management: An Internation al Journal, Vol. 21 No. 4, pp. 468– 482 . A bstract Purpose – T he purpose of this paper is to provide the conceptual basis of collaborativ e f ashi on consumption (CFC) as a possible path toward more sustainable clothing. A def inition and a typology of CFC are intr oduced and possible environmental ef f ects of CFC are structur ed an d discussed. This provides a solid conceptual basis f or f uture empirical studies on CFC as an element of more sustainable consumption. Design/methodology/approac h – This paper is written mainly based on a review o f the more recent literature on collaborativ e consumption, as wel l as of older papers ab out related concep ts like sustainabl e service sy stems and eco-ef ficient servi ces. T he proposed CFC typol ogy and the structure of env ironmental eff ects are dev eloped using both a deductive and an inductive process , and then by transf erring exi sting structur es to this specific field and challen ging them by assignin g practical ex amples. Findings – The main cont ributions of t his paper are the definition and typology of CFC a nd the structure f or assessing its environmental eff ects. Research limitations/implications – The f indings provide a conceptual basis f or futur e empirical research on CFC. Practical implications – For pract itioners, the CFC typology and the str ucture of en vironmenta l eff ects coul d be used as check lists f or f uture dev elopment of more sustainable collaborativ e consumption off ers. Originality/v alue – This paper m akes a unique contr ibution to the concep t of CFC. To th e knowled ge of the authors, this is t he f ir st paper that has been expli citly dedicated to examinin g diff erent t ypes and env ironmental eff ects of CFC. Key w ords Coll aborative consumption, S haring economy, Fashion con sumption, Secondhand garment s, Sustainabl e f ashion This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 59 1 Introduction Fashion consumption has been increasing constantly all over the w orld. I n t he USA alone, 15.1 milli on t ons of t extil es were disposed of in 2013 (US EPA, 2015) compared to 7.4 million tons in 1995 and 2.5 in 1980 ( US EPA, 2003). In the UK, it is estimated that between 0.8 and 1 milli on tons of apparel are sent to landfills yearly ; among t hem, a minimum of 151,300 tons of clothi ng and f ootwear could be directly reused ( Bartlett et al. , 2013). In Germ any alone, there are about 5.2 bil lion pieces of clothes in adults’ (between 19 and 69 years old) wardrobes; on average each person has 95 pieces of clothing, excluding socks a nd underw ear (G reenpeace, 2015). The fast fashion trend g enerates environmental and social hazards (Claudio, 2007), increases clothin g turnover and consequently results in great er end - of - life clothing waste (DEFRA, 200 8) . T extile s have been recog niz ed as the f astest growing f raction of private household waste i n the UK (DEFRA , 2008). There are similar statistics all around the world. These astoni shing numbe rs reveal the need f or urg ent material reduc tion strategies in t he fashion industry. It has bee n emphasiz ed that the reduction of disposed textil es is the single greatest unused economic and envi ronmental opportunity w ithin fashion industry (Bartlett et al. , 2013). For many years, the emphasis was on producing more sustainable products and encouragin g consumers t o purchase such products. Howev er, it is clear now that this strateg y of substitutin g products is not as ef fective as previ ous estimates held it to be (Peattie and Peattie, 2009). More importantly, it is remark able t hat up to 60 percent of the en vironmental impact of products come s fr om the consumption stag e of their product lifecycle, e.g. f rom cleaning and fast r eplaceme nt (Koefoed and Skov, 2010). W RAP ( 2012) con ducted r esearch to identify overall patterns of envi ronmental impact, based on estimates of the q uantities and i mpacts of clothing at each st age of the lifecycle. Tak ing into consideration t hat the data used in this study ref lect approx imations, it w as estimated that one quart er of the carbon f ood prin t of the clothing lifecycl e comes from t he usage phase and that the post -usage phase accounts f or almost two-third of the who le lifecycl e waste (W RAP, 20 12). It seems that changing lif estyles t o be more sustainable req uires not only more eco -ef ficient products, but also new patterns of product use and consumer behav ior (whi ch is also true f or a sustaina ble economy in general; Lo rek and Spangenberg, 2014). Implementi ng collaborativ e consumption or specif ically collaborativ e f ashion consumption (CFC) could h elp to reduce material overconsumption in the curr ent f ashion industry. Some authors have already studied aspects of CFC in their research on collaborativ e consumption (e.g. De la Calle Vaquero and De la Calle Call e, 2013; Leismann et al. , 2013; Scho r, 2013 ) or on product service systems f or clothing (e.g . Armstrong and Lang, 2013; Armst rong et al. , 2015). Nevertheless, the t erm, the t ypes, and the environmental eff ects of CFC hav e not been analy zed comprehensiv ely and systematicall y. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 60 Thus, the guiding question f or this paper is: w hat exactly is CFC and how can it contr ibute to more sustainable consumption? By answ ering t his question, the pape r ai ms at provi ding a clea r understanding of CFC, its dif f erent f orm s, and its possible ef f ects on the environment. This should provide a usef ul f oundation and structure for furt her research and recommendations f or action i n this innov ative area of consumption and business. Accordingly , af ter short methodological considerations in the next (second) section, CFC is then positioned in the broader f ield of sustainable f ashion in section 3. Then, in section 4, a def initi on of CFC i s proposed which serv es as a basi s f or t he development of a typology of diff eren t subtypes of CFC in section 5. In section 6, t he contr ibution of CFC t o the reduction of envi ronmental resource use through eco-ef f iciency and sufficiency is discussed, befo re conclusion s an d a perspective on how CFC might be further dev eloped are presented in the f inal section. 2 M ethod ological considerations This conceptual paper is based especially on t he r evi ew of recent literature on collaborativ e consumption and related concepts (see section 4). It also tak es into account the older body of literature on concepts like product service systems (e.g. Mont, 2002; Tuk k er, 2015; T ukk er and Tischner, 2006 ), sustaina ble services (e.g . Hal me, 2005), and eco-ef ficient services (e.g. Schrader, 1999). These approaches hav e many common f eatures and deal w ith forms o f consumption li ke sharing, re nting or using other service schemes. By apply ing existing ideas from these m ore general concepts to the specific field of CFC, an d by adap ting and f urther devel oping them, a bett er understanding of CFC and its ef f ects should be possible – beyond the very f ew exi sting papers on CFC in specif ic (Pedersen and Netter, 2015 being the f irst j ournal article usin g this term expl icitly , t hough only one time). T he selection of considered papers w as made base d on a Google Scholar search f or relevant k eyw ords (collaborativ e consumption, sharing economy , sustainable services, product service systems, eco- ef ficient servi ces; alone and in combination wi th f ashion, clothing, clothes and/or t ypol ogy, categ orization, classification). First, r esults have been added by an analysi s of the lists of ref erences in t he selected papers (“ bread crumbing”) and by a search for new citations of the selected papers (“pearl gr ow ing;” see Fink, 2009, about systematic literature review s). T he goal i s not to present a full record of publications in this broad field of research, but instead to identify main ideas that help to structure types and env ironmental eff ects of CFC. The dev elopment of the CFC typology ( section 5) drew on both inductive and deductive m ethods . It is based on the analy sis of 17 CFC websites (listed in t he Appendi x) and the application of a typology f or sharing economy platf orms by Schor and Fitzmaurice (2015). This typology of fers This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 61 the most recent and m ost appropria te typo logy of collaborativ e consumption and is generall y applicab le to CFC. The CFC w ebsites were i dentif ied in a non-structured online research, adde d by websites already mentioned in the collaborative consumption literature. This paper does not attempt to provide a comprehensive inventory of CFC activities, but instead seeks to develop a typology which is illustrated by at least one pract ical example f or every sub - type. Each website was analyz ed f or the r elev ant typol ogy cr iteria: type of provider -consumer relationship (peer- to - peer ( P2P) vs business- to -consumer (B2C)), organizer (peers vs company), compensatio n for participation and acq uisition ( none, non-monetary, monetary ) and sub-t ype (gif ting, sharin g, lending, swappi ng, second had buying/selli ng, r enting). The suitabili ty of the proposed typo logy is supported by the fact that all discovered C FC examples fit into one sub -type category. The structur e for the env ironmental assessment of CFC ( section 6) is based on numerous studies on env ironmental effects of eco-ef f icient services and w as originally develop ed in a broade r PhD study w ith a specif ic focus on car sharing and w ashing services (Schrader, 2001). This structur e is applied here to CFC by ref erring to the new ly developed CFC typol ogy and by prov iding resul ts of empirical studies f rom clothing and related f ields of consumption. T he described ecological eff ects of C FC are usu ally based on reasonab le assu mptions an d deductions and require furthe r confirmation. Thus, this paper does not provide a validation of hypo theses, but propose s structures f or a better understanding of CFC and for f uture empirical studies on its eff ects. Before the typology and the possible environmental eff ects can be presented, a clear def initi on of CFC and how it can become “an element of sustainable f ashion” must be established. 3 CFC as an element of sustainable fashion In l ight of the manifold env ironmental problems that hav e arisen in the last decades, the concept of sustainable fashion consumption has been surveyed by di f ferent r esearchers (e.g. Bl ac k a n d An de r s o n , 2 0 1 0 ; Fl e t c h e r , 2 0 0 8; Sc h u lt z, 2 0 1 0 ). Eco fashion is defined as garments whi ch are designed and produced to increase benefits for people and society whi le decreasin g a garment ’ s negative envi ronmental ef f ects ( eco-f riendly f ashion cited in Ochoa, 2010 ). Joerg en s (2006) de scribes ethical fashion as f ashion clothing that is manufactur ed with high reg ard for fairtr ade principles and environmental standards in the product ion process. W hile eco f ashion and ethical fashion are mai nly focusing on the design and productio n phase of a product, sustai nable fashion refers to cl othing, w hich is designed, produced (re -)used, and disposed in a way that is aligned with the concept of sustainable develop ment (Stanszus and Ir an, 2015). T hus , sustainabil ity does not only refer to the production of the garments but also to their usag e and post-usage phase (see Figure 1). This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 62 Figure 1 CFC as an element of sustainable fashion Systematical ly, the previous ef f orts f or f oster ing sustainabili ty in f ashion consumption could be categorized into three groups: consumption, productio n, and legisl ation (Fi gure 1). For many years, the t wo latter g rou ps were the f ocus of eff orts by academics and practitioners to understand and reduce the irr eversib le environmental impacts of the fashion industry. In the production phase, attempts were made to modif y the practices of the f ashion industry by focusing on the mater ials use d in the garm ents, the design, the technology w ith which th e garments are produced, the labor wages, etc. Applyi ng organic materials, improv in g manufactur ing technologies and processes, improving laborers ’ working conditions, in addition to introducing eco- designs have been recog niz ed as the main st rateg ies t oward sustainable f ashio n in the production phase (e.g . F l e tc h e r , 2 0 0 8 ). Besides, the role of g overnmental endeavors has been emphasized in order to shift the unsustainable fashion to a m ore sustainable one ( Siegle , 2011) . More recently, due to t he persistence of harmf ul environmental ef fects in consumptio n patterns, the f ocus of sustaina bility research has been wi dened to t he consumption phase of the val ue chain (e.g . Bianchi and Birtwi stle, 2010; Birtw istle and Moore, 2007; Carter and Rogers , 2008; Fineman, 2001 ). The sustainability of f ashion is not only determined by t he material, the design, and production conditions, bu t also by consumers and their intentions, be haviors, an d habits. Consumers pl ay a significant role in de creasing t he harm ful ef fects of fashion consumption on t h e envi ronment (e. g. Ni inimäki, 2010). As shown in Fig ure 1, t hese ef f ects occur in the purchase, the usage, and the post-usage phase of f ashion consumption. Initiall y, consumers choose which f ashion products they w ant to attain ( e.g. decision on buying new bio/f airtrade products or using secondhand ones) . This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 63 Afterwards, consumers make a decision on how they w ant to use and maintain thei r f ashio n products (e.g. decisi on on repai ring, laundry, and usage lif etime). Finally , they ne ed to determi ne wha t should be done wi th the garm ent s af ter the end of the usage period (e.g . decisions about re -using, recycling, or re-designing). Decreasing amounts of clothes bought (in the purchasi ng phase), w ashing less f requently and at low er temperatures, longer wearing pe riods (in the usage phase), as w ell as proper feeding back into the system for recycl ing after use ( in post -usa ge phase), are some examples of sustainable f ashion consumption (Allw ood et al. , 2006). W he n consumers decide to use secondhand garments instead of buyi ng new ones or w hen t hey decid e to return their used clothes t o the lif ecycle by mak ing them avai lable f or secondhand use, t hey enter the area of CFC wi th its opportunities for gifting, lending, sharing, swappi ng, renting, leasin g, and secondhand buy ing. 4 Definition of CF C In recent years, numerous researchers have dealt w ith new collectiv e consumption concep ts such as collaborative consumption (e.g. Belk, 2014; Botsm an and Rogers, 2011; Schor and Fitzmauri ce, 2015), prosumption (e.g. Ri tzer and Jurg enson, 2010) , sharing (e.g. Bel k, 2010 ; Lamberton and Rose, 2012) , access-based consumption ( e.g. Bardhi and Eckhardt, 2012), or connected consumption (Schor and Fitzmaurice, 2015). These concepts have a lot in common wi th older ideas on use -oriented service off ers (see section 2). T he principal idea behind all of these practices is to promote t he notion of using, as opposed t o owning, products . W hile these concepts share many common characteristics, each has its ow n unique approach. T his paper concentrates primarily on coll aborative consumption without neglecting the r elated concepts. Felson and Spaeth (1978, p. 614) def ined collaborativ e consumption as “those events in which one or more person(s) consume economic goods or services in the process of eng aging in join t activi ties with one or m ore other s”. More than three decades later, Botsman and Rogers (2011 ) define collab orative consumption as “the rapid expl osion i n traditional sharing, bart e ring, lending, trading, renting , gif ting, and swapping redef ined through technology and peer comm unities”. Both of these definitions have been re cently criticized by Belk ( 2014). He considers the definition of Felson and Spaeth as too broad and not suf f iciently concerned wi th the acquisition and distribution of r esources. In additi on, in his opinion, Botsman and Rogers’ definition does not consider t he dif f erences between sharing, mark etplace exchange, and gif t giving. For Belk (201 4, p. 1597), “collaborative consumption is people coordinating the acq uisition and distribution of a resource f or a f ee or other compensation”. Although gif t giving, secondhand mark et use, and sharing can be distinguished (as Belk, 2014 argues) w ith regard to ownership and compensation, t hey all can be subsumed under t he term of This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 64 collaborativ e con sumption. W hat is significant here is the redistribution of used products in whi ch two or more persons (re)use the same product in a diff erent period of time regardless of whe ther the ownershi p i s transferr ed or i f a monetary or non-m onetary f ee has been assessed. T herefore , this understanding of collaborativ e consumption is m ore aligned with t he broader underst andi ng introduced by Botsman and Rogers (2011). This also ref ers t o the influential role of the new opportunities of fered by inform ation and communication technologies (ICT), expli citly W eb 2.0 technology. I n concepts of collaborativ e consumption, the exi stence of an online platform adds val ue t o the previous local redistribution mark ets by promoting it t o a broader scale by reducin g transaction costs (Schrader, 2001). The fast gr ow ing companies which off er collaborative consumption opportunities such as car sharing (e.g . Zipcar, DriveNow , Car2Go), m edia sharing (e.g. S potif y, Pandora), or accommodation sharing (e.g . Airbnb, HouseTrip) indi cate how the internet f acilitates the abili ty of people to f ind w hat they need at all times. In respect t o the arg uments above: CFC embr aces f ashion consumption in w hich consumers, instead of buying new f ashio n products, have access to already existing garm ents either through alternative opportunities to acquire indivi dual ow nership (gifting, swapping, or secondhand) or through usage options fo r fashion products owned by others (sharing, lending, renting, or leasing). M ost of the alternativ e way s of acq uiring clothes ( e.g. borr ow ing, swap ping) are not new concept s. How ever, in the t wen ty-f irst century t hey have expanded on a scale a nd in w ays never possible before, mostly due t o the possibilities provided by ICT . Historically speaking, the CFC concep t has been applied locally , wi thin a f amily or betwee n f riends, neighbors or relatives. Nowad ays, various form s of online and of fline platf orms (e.g. w ebsites and shops) are assigned to f acilita te, accelerate, and broaden t he application of C FC among a wider r ange of consumers. This devel opment has only been possibl e, since CFC is not restr icted to pure P2P exchange but can be stimulated a nd org anized also by companies. The abov e- mentioned examples like Zipcar or Airbnb show t hat collaborativ e consumption and professional business are not necessarily antipodes but can complement each other. The same is true f or C FC. T his is possible sinc e collaborativ e consumption of f ers are of ten not f or f ree, but require compensation f r om the user . The aspects of org anization and compensation f orm the basis of a t ypol ogy and should help us to better understand the CFC “market.” In the nex t section, these aspects are presented and illustrated w ith recently emerging pract ical ex amples. 5 Ty pology of CFC The typology proposed below (see Figure 2) is based on the concept det ailed by Schor an d Fitzmauri ce (2015) f or sharing economy platforms. T hey classified four types according to t he This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 65 organization’ s orientation toward prof it or non-prof it and whether t he platf orm is P2P o r B2C oriented. CFC can be similarly c ategorized into a P2P- and a B2C-type . Howev er, a CFC typology could go beyon d this diff erentiation since P2P-CFC is not ne cessarily organized by pe ers themselves, but can be f acilitated by companies. T he CFC types have diff erent subtypes, whi ch can be categ orized according t o org aniz er and compensation and include t hose form s mentione d in the definition in the previous section. T he decision to use either m onetary or non -monetary compensation in the C FC subtypes i s studied by ex amining the existing CFC practices in Germany, U K, and the USA. The most preval ent forms of compensation f or ea ch ty pe are highlighted. Figure 2 Ty polog y of colla borative fashion consumption (CFC) 5.1 P2P -ty pe of CFC The P2P-type encompasses form s o f CFC in whi ch f ashion products are passed f rom on e consumer to another. Theref ore, it is a consumer - to -cons umer (C2C) form of interactio n . How ever, since the exchange is oft en diff erent from t raditional mark et -based transactions, the term P2P is pref erred here. P2P could be organized by peers themselves either throug h online or off line platforms. In case of gif ting, sha ring, and lending, usually no compensation w ould take place f or part icipation in an ex change platf orm or for acquisition of apparels. For i nstance, “Th e Freecycl e Network” is an online platform organized through a non- prof it m ovement of people around t he w orld f or gif ting t heir unwanted items including fashion products in their local town. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 66 Apart f rom such internet w ebsites, there are plenty o f initiativ es in social media networks. For exampl e, there is a local Facebook g roup called “Free Your Stuf f Berlin,” in whi ch local people fr om B erlin can give their unwanted clothes (and other goods) away , as wel l as lend other items to other members. Moreov er, using social networks people org aniz e swappi ng parties among a group of their f riends or on bigg er scale throug h online platforms like “Auxtausch” in Germany . Another exampl e is a Facebook page called “ Kleide rtausch” cr eated by G reenpeace v olunteers. They org anize and announce several clothing swap ping parties all over G ermany. Although in this case consumers do usual ly not pay f or participation, there w ould be a non- monetary compensation f or swap ping, as consumer s would receiv e other f ashion produc ts in excha nge. Traditional peer- organized of f line opportunities to buy and sell secondhand clothes (like community-based flea mark ets) can also be supported by P2P promotion in social netw orks. An alternativ e arr angement t o peer -org anized CFC ini tiatives is ini tiatives facilitated by a company that provi des an d org aniz es a platf orm f or consumers to participate in CFC. In this service-based form of P2P-CFC, the platform provide r could compensate f or the expense s such as platform rent, org anizi ng effort, etc. and g ain profits either by acce pting ad vertisements from othe r companies, or by receiv ing a monetary compensation f r om peers. W ebs ites like “Kleiderkorb ” (Clothing Basket) or “Kl eiderkreisel” (Fashion Spinner) i n Germ any enable fashion consumer s to gi ft, swap , or sell their used fashion goods w ithout compensation for participation and prof it from online advertisements. In other cases, the compensation can tak e place throug h the payment of an entrance fee f or a swap ping event or as a rent f ee f or a mark et booth in a secondhand local mark et, or a s a commission percentag e upon renting or selling price of f ashion products. As an example, there are onli ne and of f line platform s f or swappi ng. “Swi shing” is a w ell -known website for swappi ng in the UK. This comm ercial website off ers the opportunity t o prom ote events whi ch are normally organized by consumers themselves wi th an entrance f ee of £2- 5 to compensate the expense s for the parties. Some of the other top companies organizing P2P f ashion swappi ng websites a re “Rehash” and “Clothing Sw aps.” The most prominent example for company -org anized P2P secondhand buying and selling is “eBay .” Fashion play s an important part here and is of ten the first category mentioned on the websi te. In addition, there are specializ e d websites f or fashion . Consumers have the opportunity to sell or rent- out their used lux ury bags on a website called “Avel le” (f ormally “Bag Borrow or Steal”). T he seller earns 60 percent of the proceeds f rom the price; the company takes a 40 percent comm ission. Other exampl es are w ebsites like “Thredu p” in USA or “Mädchenflohmarkt” (G irls Flea Market) in Germany, whe re consumers can put their used clothes on the websi te and earn up to 80 percent of the sales price. The rest is taken by th e company as a commission fee. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 67 5.2 B2C -ty pe of CFC The second main type of CFC is characterized as direct B2C services. Companies of f er either services as subst itutes f or product ownershi p (renting and leasi ng) or secondhand r etail service to mak e the purchase of new products dispensa ble. Unl ike t he P2P-t ype, consumers are less engaged here, as the company provides t he platf orm and products f or CFC and consumers can use the services. A monetary compensation is appli ed for acquiring the f ashion products. The participation is of ten fr ee, but may also be combined wi th a non-monetary compensation ( in for m of advertisement ex posure) or a monetary subscription fee. Companies can off er renting or leasing opport unities instead of selling f ashion products. O f fli n e or online clothing libraries prov ide a g ood ex ample of these subtype s. T hese subscription-base d services hav e popped up recently i n a number of Nordic cities such as Stockholm, Copenhagen , Gothenburg, Lund or Helsinki. Helsi nki Fashion Library, f or example, has about 100 members wi th an of fering of about 750 items ( Pedersen and Netter, 2015). In 2013, diff erent kinds of six- month memberships r anging fr om 160 t o 460 euros, dependi ng on the number of items to b e rented, were of f ered (Ped ersen and Netter, 2015). Another exampl e could be the f ashion library in Hamburg, whi ch is called “Kleide rei.” This online fashion library of f ers its members up to fou r fashion items each month for a monthly f ee of 34 euros. Apart f rom f ashion libraries, there are diff erent w ebsites f or renting f ashion products. For instance, “Girl Meets Dress” rents out dresse s (more examples among others are “ Fashion Hire,” and “One Night Stand”). Leasing is another sub-type. It differs from renting, as in the case of leasing a f ix contr act for some m onths is require d and consumers are obliged to pay at least f or the contract period bef ore they send the f ashio n products back. As an exampl e, “Lütte leihen” (Baby Clothes Rental Service) of f ers clothes leasin g for babi es in w hich t he m inimum period of the contract is tw o months. Before the end of t he contract, consumers do not hav e the option of stopping payment. Beside the traditional secondhand shops, there are many online secondha nd mark ets such as “Rebelle” where consumers can buy secondhand lux ury shoes, clothing, bags, or accessories from a comm ercia l web site. 6 Env ironmental effects of CFC Like other form s of collaborativ e consumption and related concepts, CFC could contribute to ecologiz ation throug h eff iciency an d suf f iciency ef f ects. Howev er, it also carries rebound ri sks of additional use of environmental resources. Both kinds of possible ef fects will be discussed in thi s section f ollow ing the str ucture developed in Schrader (2001), which distinguishes ef f iciency and suff iciency eff ects. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 68 6.1 Efficiency effects Eco-eff iciency is gained, when either t he inp ut of env ironmental r esources results i n more product-uses, or when a cert ain number of product used is realized with a low er envi ronmental bu rden ( e.g. Hinterberger et al. , 1997). CFC is likely to g enerate both ef f ects. The most obvious eff ect of CFC is use intensification: if unused clothes are g iven to other users, the number of uses during product lif etime is increased. T he high potential f or this development is shown by a st udy fr om the UK, w hich comes t o t he conclusion that “[ s]ome 30% of cloth ing has not been worn for the last yea r and f our in five people own at l east some clothes that have not been w orn” (W RA P, 2012, p. 26) . I n Germ any, on average adults hav e about 18 pieces of g arments that have not been worn; the sum of them counts f or about one billi on clothes (Greenpeace, 2015). All subtype s of CFC described above are likely t o increase t he use intensif ication of garm ents. The envi ronmental ef f ect is achieved when a consumer decides to practice CFC with already use d garments instead of buyi ng new ones. Studies on car sharing show that a shared car could substitute up to seven cars (Firnkorn and M üller, 2011). Similar eff ects are possible f or CFC. One might arg ue that t he positiv e envi ronmental eff ect of use intensification is counterbalanced by a negative ef f ect on life expectancy. For ex ample, if a dress could be worn 30 times bef ore it need s to be disposed, it would be ecologically irrelevant if it is worn by one ow ner three times a year over ten years or by 30 renters in one year. Howev er, usu ally dresses are not be dispose d because they are in pieces but because they are considered to be out of f ashion, they do not f it any m ore or consumers like variety (e.g. Bi rtwistle and Moore, 2007). Average lifetime f or a garment i s estimated to be less than two years and three months (W RAP, 2012). CFC off ers the chance to expl oit the full use -potential of clothes, bef ore they are dispo sed of . Therefore , compared to clothes in tr aditional private ownership, more uses of clothes in CFC systems can be expected in a given period of time. M aybe the most compelli ng example f or thi s is the rentin g service for wedding dresses. W hile most privately ow ned weddi ng dresses are boug ht to be used only on ce by the buyer and m aybe one or two more time s by peers, a renting shop can only surviv e if the of f ered clothes are used f r equently. Even f or intensivel y used clothes, CFC off ers the chance to increase the number of uses furthe r by lif e ex tension. Instead of dumping a piece of clothes or storing it unused in the wardrobe, CFC provide s dif f erent way s of t ransferring t he g arment to other users who wil l continue t he use. A British case study estimates t hat if the active life of clothes is extended by nine months, it w ould potentially result i n 27 percent carbon sav ing, 33 percent water saving, 22 percent w aste sav ing, and 22 percent r esource cost sav ing (£2 billion) (W RAP, 2012). CFC off ers ince ntives for companies to invest in life extension. If r enting companies and consumers k now that af ter a f irs t user, additional consumers wi ll use the g arment (and oft en pa y f or t his secondhand use This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 69 opportunity), they mig ht be wil ling to pay a premium price f or durability . Compani es that earn money by providi ng access instead of by selling goods have a g reater incentiv e to increase product durability (Stahel, 2010). Use intensif ication and product lif e extension allow to satisfy consumption ne eds with less products, Thus, CFC allow s f or substitution of the purchase of new products. LCA st udies have show n dif f erent envi ronmental eff ects of subst ituting new clothes by secondhand g arments. For instance, considering diff erent steps of extraction of r esources, material production, electricity generation, clothing collection, processing and di stribution, and final disposal of w a stes, up to 6 5 kW h could be saved, if one kilogram of virgin cotton is replaced by secondhand clothing; fo r poly ester, saving cou ld be ev en m ore (around 90 kWh/kg) (W oolridge et al . , 2006) . Fa rrant et al . (2010) in v estigated the impact of replacing new clothing wi th secondhand garments. T hey st udie d the whol e lifecycle of two products (a 100 percent cotton T -shirt and a pair of poly ester (65 percent)/cotton (35 percent) t rousers), f rom r aw materials extraction to di sposal or reuse. They assumed that each purchase of a secondhand item replaces the purchases of a new item and used estimations f or the avoided production of new clothes. Their study has show n “t hat th e purchase of 100 secondha nd g arments w ould save between 60 and 85 new garments depend ent of the place of r euse” (Farrant et al. , 2010, p. 735). The LCA il lustrates that compared t o t he savi ngs achiev ed by replacing new garments, the collection, processing, and transportation of secondhand garments have insignificant impacts on the environment (Farrant et al. , 2010) . How ever, there is no g uarantee that same result could be achiev ed throug h renting or leasing. If the clothes remain in the hands of t he B2C-CFC org anizer at the end of the lifecycle, t here is also an additional stimulus to invest in eco -design. The concept of eco-leasing (Braungart et al. , 2007; McDon ough and Braungart , 2010) which is used, f or ex ample, f or electric appli ances, could be also applied to clothing. In this concept, the ownership of t he product stays with the manufactur er whi le the customers use the servi ce of the product w ithout assuming its mater ia l liabi lity (Braungart et al. , 2007). Even if a piece of clothing is not directly usable any more, some parts of it like zippers or knobs mig ht be reused by manuf acturer. For instance, Mud Jeans Company l eases j eans. After the def ined period, customers should return the products to th e company so that the materials can be recovered and recycled. W hen the responsibi lity of disposing the used clothes remains at the producer or the servi ce company (and is not t ransf erre d to t he consumers) , they have t o t hink about the end of product life already at t he beginning and might substitute a “design f or the dump” w ith a “cradle to cradle” design (Braungart et al. , 2007; M cDonough and Braungart , 2010). Addition ally , the B 2C renting and leasi ng scheme might off er ef f iciency gains by professiona l garment care. Studies on washi ng services show that the utiliz ation of innovativ e professiona l This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 70 technology creates the chance to use conside rably less energy, w ater, and deterg ents in comparison to private w ashing (Hirschl et al. , 2003). I n addition, it might be expected tha t professional care contr ibutes to a preservation of material, colors, and f unctionali ty, thu s extendi ng t he product lifetime even further. 6.2 Sufficiency effects W ith regard to sustainabili ty, suff iciency ref ers t o the satisfaction gain ed with a r educed use of products and services (e.g. Figge et al. , 2014; Princen, 2003). According to t his understandi n g, the above-mentioned ef f iciency ef fects could contr ibute to a m ore suf ficient w ay of consumptio n on a macro- lev el (Mon t et al. , 2006). Howev er, CFC – like collab orative consumpt ion in genera l – can also foster suf f iciency on an indiv idual lev el (Speck and Hasselkuss, 2015). If con sumers have to pay per product use instead of paying (only or mainly ) when buyi ng a product, they tend to reconsider their wish to use. This has been show n w ith reg ards to car sharin g (e.g. Firnkorn and Mül ler, 2011): if a consumer considers the f ull price of driving, expressed in the car sharing price per hour and/or k ilometers, s/he m uch m ore often decides to use public tr ansp ort or t he bike t han a car owner who only considers petr ol costs. T hus, many car sharers decrease their drivi ng the longer that they practice car sharing. T his suf ficiency ef f ect is often the m os t important environmental ef f ect of car sharing ; more important than the ef f iciency ef f ects described abov e (Meijkamp, 1998) . W ith regards to clothing, similar eff ects are possi ble. If clothes need to be used f or a special occasion at a (subjectively ) high renting price, there is an incentiv e to stick to the already owne d garments or ask peers f or sharing, lending, or swappi ng existing clothes. Howev er, it is questionable how signif icant t his ef f ect might be. In most countries, the renting of clothing is a marginalized f orm of garm ent distribution, of ten restricted to very speciali zed off ers like co st ume s for carnival or theater, or f or unique f estive events. In these cases, the suf ficiency ef fect might occur. Howev er, m any consumers might just buy af f ordable alternatives if renting is considere d to be too expensiv e. The indirect, long-t erm socio-cultural ef f ects are more probable, yet they have received f ar less attention in academic debates. Consumers interested in CFC and activ ely pract icing the P2P - type are likely to come into cont act w ith others who (also) think about “the dark side” of the dominating f ast f ashion trend. S o may be t he devel opment of m ore sustainable fashion habits starts with gaining new pieces at sw apping parties or on secondha nd platforms instead of buying new ones in a retail shop. First, t he number of pieces acquired and owned remains st able, but wi th deeper consi deration of sustainable f ashion, the acceptance of f ewer and m aybe older piece s of f ashion could rise, so that t he suf f iciency ef fect might become m ore visi ble. I n addition, thinkin g This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 71 more about sharing economy, suf f iciency, and sustainabi lity in the f ield of f ashion might also have spill -over ef f ects to other areas of consumption (Thøg ersen and Ölander, 2003). Although this spill -over ef f ect cannot be taken for granted (T høgersen and Crompton, 2009), i t is reasonable to argue t hat if col laborative consumption is accepted f or clothes, it shoul d be acceptable w ith r egar d to other consumer goods as well . If goods are considered as part s of the extended self ( Bel k, 1988) , clothes are the f irst layer and thus much more dif f icult to share t han other products. The indivi dual suf f iciency eff ect i s possible, since CFC foster s the chance f or consumers to own only the goods they r eally need and use. The diff erent subtypes off er new environmentall y f riendl y opportunities to tr ansfer unused products to places w here they are need ed. In doing this, the “envi ronmental r ucksack ” (Hinterberg er et al. , 1997) of consumers is reduced – in accordan ce wi th a more suf f icient lifestyle. This might have additional environmentally positi ve f ollow u p eff ects like reducing t he need for wardrobes and flat space. 6.3 Rebound effects A realistic estimation of t otal ecological eff ects of CFC also requires t he consideration of r eboun d eff ects (e.g. Herring and Roy, 2002, 2007; San tarius, 2016). Eco-eff iciency strategies could lead to a situation of increased resource use where the ad ditional used resources even might ex ceed the savings. In con trast to the described suf f iciency ef fect, CFC could contribute to abun dance and increased number of products used. CFC generally mak es clothing consumption cheaper. Both, t he P2P- type and the B2C-type could for instance allow even consumers with moderate income t o use clothes and handbags of diff erent premi um designer brands, whi ch were otherwise unaff ordab l e to buy. Ev en if t hese products are second hand and t he time pe riod of consumption mig ht be restricted, their use is extra consumption f or many compared to a situation without CFC. The total envi ronmental ef f ect depends on if CFC subst itutes (at least partially ) the consumption of new products or if both consumpti on types are practiced f ully parallel . Only if CFC sub stitutes t he purchase of new clothes instead of just adding t o it, CFC has the chance t o contribute to sustainabil ity. Even then it could be questioned what the consumers do w ith the sav ed m oney (Erdmann, 2011). It might be t he case that CFC even accelerates the trend of increased buying and disposin g of clothes. I f a consumer know s, she/he can easi ly pass her/his clothes to peers if they do not appeal (and of ten g et a good compensation f or it) they mig ht buy even m ore pieces (including piece s they themselv es will not wear at all). In addition, it remains unclear if consumers use rented/lease d products as carefully as their own products (Kuo, cited in Tukker, 2015 ). This could be the sam e for f ashion items. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 72 An addition al negative rebound ef f ect of CFC might be call ed ecological transaction cos ts (Schrader, 2001). If clothes do not remain f or their whole use period in one household, but a re passed to (maybe many) other peers and compani es, addition al transportation is necessary. In a complete LCA of a dress used in costume rental, the CO 2 emissions caused by the di f f ere nt renters usi ng their cars to get and bring ba ck the garment cou ld easily overrun the climate effec t of producing t he dress. W hat is more, to bring clothes in a shape t hat t hey can be rented out again, an extra ef f ort in ca re is needed. Private owners generally do not wash t heir tailcoat after a single use, but a r ental shop must alway s do so to g uarantee that it looks “ as new .” 7 Con clusions and ou tlook This paper has introduced CFC as an innov ative way of consumption, which may contribute to sustainabil ity – since sustainabl e f ashion implies much more than buyi ng “green clothes .” Although the di f ferent subtypes of C FC (gif ting, sharing, l ending, swap ping, renting, leasi ng, an d secondhand buying/selli ng of clothes) have existed already for centuries, its current dev elopment and expa nsion wou ld be unthinkable without new forms of internet -based org anization. The basic types of CFC are P2P and B2C, w hile it is notable t hat t he P2P- type is not restricted t o direct pee r excha nge but m ight include companies as organizers. Thus, the provided typology has shown that the field of CFC is very diverse. According to this, an eval uation of its ecological impact is complex . T he expected positiv e env ironmental ef fects of CFC m ainly ref er to t he potentia l for increasing use-intensity and garments’ product life and thus partially replacing t he consumpti on of new products. In addi tion, CFC might create ince ntives for eco -design and reusabi lity and opportunities f or a m ore prof essional and ef ficient product care. Suf f iciency ef f ects are also possible, due to a part ially use-related compensation system and the invol vement of a po tentially sustainabil ity oriented consumer g roup. How ever, rebound ef f ects like additional transportati on and the incentiv e to use more clothes when they are easier to access and dispose of must also be taken into account. The total ecological effect of CFC is un clear and depends on framework conditions (Halme et al. , 2006; Leismann et al. , 2013) . Here, it is important to conduct LCA case studies to better assess CFC’ s po tential for sustainable consumption. Conditions f or hig h impact of CFC are its consum er acceptance and w idespread distribution. Here, more e m pirical studies on actual and po tential CFC-related consumer behavior and business activity are necessary. T o dat e, only f ir st expl orations exist (Armstrong et al. , 2015). Further empirical data woul d prov ide a bet ter basis f or recommendations on how to develop existing CFC of f ers and initiativ es. The analysis so f ar has show n, t hat potential impact of CFC on the envi ronment, society , busine ss, and acade mia is great. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 09 - 2016 - 0086 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 73 How ever, it remains unclear if even optimized CFC concepts would be able t o leave the curren t state of a niche market and generate larger impact unde r current prev ailing economic condi tions in countries of t he g lobal nort h ( f ollow ing e.g. Akenji, 2014; Speck and Hasselkuss, 2015 ). CFC oft en req uires additional i nput of hu man labor w hich is either costly or needs to be don e unsalaried. It has to compete with the consumption of new clothing, whi ch can be of f ered at low prices due t o the externaliz ation of neg ative social and ecological ef fects, which predominantl y harm others and futur e generations. In a world w here costs f or renting a designer dress for a wee kend are oft en higher t han the price f or buying a cheap ne w one from f ast f ashion retailers, renting is not likely t o become a dominant consumption practice. As long as a shirt at fashio n discounters like Primark costs less than a cup of coff ee at Starbuck s (or in similar places), t he private ex change of clothing wi ll r emain a niche, too. Traditional mainstream exceptions (like collaborativ e consumption of baby clothes) only prove the rule. This does not mean t hat CFC is an irrelevant concept – to t he contrary! It show s that CFC could become a widel y accepted way of f ulf illi ng clothing needs in a sustainable world w here external costs (and benefits) are internaliz ed in prices. Until then, it r emains an interesting, innovativ e, and relev ant consumptio n option for limited target groups. 8 References Akenji, L. (2014) , “Consu mer scape goatism and limi ts to green consumeri sm”, Jou rnal of Cleane r Production , Vol. 63, pp. 13–23. Allw ood, J.M., Laursen, S.E., Rodrí guez, C.M .d. and Bocken, N.M . P. 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D OI : https:// doi.org/10.110 8/JFMM- 09 - 2016 - 0086 78 W ool ridge, A .C., W ard, G.D ., Philli ps, P.S., Collins, M . and Gandy , S. (20 06), “Life cy cle assessment for reuse/re cycl ing of donated w aste textiles co mpared to use of virgin material. An UK ener gy saving pe rspectiv e”, Resources , Conservation and Recycli ng , Vol. 46 No . 1, pp. 94–103 . W RAP (2012 ), Valuing our clothe s: The true cost of how we design, use a nd dispose o f clothing in the UK , UK , avail able at: http://www . wrap.org.uk/si tes/files/wrap/VoC %20FINAL%20o nline%202012 %2007%2011.pdf (accessed 31 M ay 2016). This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 79 C o l l a b o r a t iv e f a s h i o n c o n s u m p t i o n – d r i v e r s , b a r r i e r s a n d f u t u r e p a t h wa y s Becker-Leifhold, C. and Ir an, S. (2018), Journal of Fashion Marketing and Management: An International Journal, Vol. 22 No. 2, pp. 189 – 208 . A bstract Purpose – T his paper expl ores the existing literature on CFC together with its r elativ e concepts and discusse s the current state of k now ledge in the field of alternativ e apparel consumption . Driv ers, barriers, and f uture pathway s of CFC- f rom the business and consumer ’s perspective - ar e extracted, summarized, and di scussed. By using a holistic approach, t his study aims t o demonstrate the linkag es and interplays among the actors. Helpful implications f or the industry and policy makers are derived. Design/methodology/approac h – A holistic systematic literature review w as conducted. M ore than 2800 j ournal articles were revi ewed for this conceptual paper, and the ones meeting the search criteria were subjected to a qualitative content analy sis. Findings – T he findings f acilitate a bett er underst anding of what enables or prevents CFC from becoming a mainstream consumption approach. The study also examined the sustainability aspects of CFC, discussing both the positive env ironmental benefits and its neg ative impacts. Practical implications – T he results of this study can help businesses, g overnments, an d institutions dev elop more ef f icient strategies toward promoting sustainabil ity in t he fashio n industry. Understandi ng the drivers and barriers of CFC , in addition to the possible sustainabilit y benefits of CFC, can f acilitate and accelerate adoption of f uture business models of CFC. Originality/v alue – CFC is a relatively new concept in the f ield of academic research. In f act, this study is among t he f irst to expl ore the interplay of drivers a nd barr iers f rom bot h the consume r and industry perspectives. This paper can support f urt her academic and business ef forts aimed at promoting CFC. Key w ords Coll aborative fashion con sumption, Al ternative consumption, Sharing e conomy, Fashi on , sustainabil ity This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 80 1 Introduction The manifold envi ronmental and social problems caused by f ast -paced f ashion consumption hav e motivated researchers, practitioners, and g overnments t o direct their attention to the concept of “sustainable f ashion consumption” (e.g . Armst rong et al. , 2015; Bl ack, 2008). Recent studies hav e highlighted the i dling capacity of tex tiles in dif f erent countries. For instance, according to a study in t he UK, most indivi duals had not worn 30% of their clothing in the last year and f our in f iv e ow ned at least some clothes that they had nev er worn (W RAP , 2012). S imilar fig ures have been reported in Germ any (Gr eenpeace, 2015). For some years, the m ain sustainable f ashion strategy has been to produce m ore sustainable products. How ever, g iven the hug e amount of clothing tha t is purchased and disposed, t his strateg y may not be as ef f icient as ex pected. Reusing f ashio n items can help r educe the need for new items and thus lead to decreased wastage (Antanavi čiūtė and Dobil aitė, 2015). Companies in the f ashion industry looking f or new sustainable busines s models could expl ore collaborativ e consumption as a promising pathway to promote ef f iciency as wel l as suf ficiency. How ever, previ ous research focused either on alternative fashion consumers and consumption or on alternative f ashion business models, this study is g uided by a two -sided approach and studies CFC f rom bot h perspectives. T he authors beli eve that only by having a holistic approach, useful, ef f ective, and at t he same time applicable solutions can be deri ved. Research on collaborativ e consumption concepts is still in its infancy (Gullstrand Edbring et al. , 2015) . Although, terms such as “sharing economy” or “collaborativ e consumption” have bee n studied by dif f erent researchers (e.g . Belk, 2014; Schor and Fitzmaurice, 2015), there is still a lack of k nowl edge and systematic research. T his is especiall y t he case with the f ashion industr y (here ref erred to clothing), where the lack of research is acute. W ithin the context of fashion , alternative practices have taken the f orm of swapping parties among fr ie nds, f ashion libraries , secondhand online shops, and sw apping w ebsites, where consumers can consume their f ashi on products collaborativ ely . Very few researchers hav e ex plici tly f ocused on t he CFC concept (Pedersen and Netter, 2015). Unli k e studies on CFC that adopted either a consumer or an industr y pe rspective, this study employ s a holistic approach and examines both perspectives likewise. T hus, by review ing the relev ant literature from the last decade, the most f requently discussed drivers and barriers from both perspectives are identified. This paper provides an overview of the curr ent state of knowled ge in the field of al ternative apparel consumption. Accordingly , the main researc h questions are: 1) W hat are the driv ers and barri ers of CFC models fro m a consu mer’s perspectiv e (CP)? 2) W hat are the driv ers and barriers o f CFC model s fro m a business pe rspectiv e (BP)? This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 81 3) W hich sustainabi lity issues are addressed by C FC approache s? Practitioners, companies and academic researchers might f ind this study usef ul, as it outline s major developments in the f ield of CFC. Further, it provide s them with a comprehen sive overview on the current state of k nowl edge, constraints and drivers f or the dif f usion of CFC. This study contributes to the ov erall body on li terature of product service sy stems (PSS), col laborativ e consumption and sharing economy, prov iding highly relevan t insights for the industry an d marketer s as w ell as acade mia and consumers seeking f or more sustainable fashio n consumption model s. Know ing t he driv ers and barriers of CFC f rom business as wel l as consumer’s perspectiv e in addition to t he possible sustainabil ity benef its of CFC can f acili tate and accelerate futur e business models of CFC. In addition, it can assist governments and policy makers to generate m ore eff icient strateg ies toward achievi ng m ore sustainabil ity in the f ashio n industry. The result of this study could be applied t o generate more useful, eff icient and applicable solutions f or alternative clothing consumption and prevent f urther f ailures in the policy -mak ings and businesses regarding the CFC. The reminder of the paper i s structured as f ollow s. T he nex t section defines the basi c concept of CFC and its r elated concepts. This is follow ed by the methodology section, and finally , t he f indings of the study are presented and discussed. 2 Collaborativ e fashion consu mption “Sharing economy” and “collaborativ e consumption” are not new concepts, but they hav e recently come to enjoy g rowing popul arity in dif f erent i ndustries. The emergence of inform ation an d communication technology has once again f acilitated the sharing of goods and services. Thes e practices have been scal ed up to an ex tent that was unimaginable before (Botsman and R ogers , 2011; Belk, 2014). Iran and S chrader ( 2017, p. 472) defined CFC as a consumption tr end “in which consume rs, instead of buying ne w fashion products, hav e access to already exi sting garm ents either thro ugh alternative opportunities to acq uire indi vidual ownershi p (g ifting, swappi ng, or second hand) or through usage options for f ashion products ow ned by others ( sharing, lendi ng, renting, or leasing).” Col laborativ e consumption is generally studi ed along w ith sharing economy (e.g. Belk, 2014 ), prosumption (e.g . Ritzer and Jurg enson, 2010), sharing (e.g . Belk, 2010; Lamberton and Rose, 2012), access-based consumption ( e.g. Bardhi and Eckhardt, 2012 ), or connected consumption (e.g . Scho r and Fitzmaurice, 2015). Ev en though all of these concepts promo te alternative consumption patterns, they are character ized by minor diff erences. For instance, in connected consumption the emphasis is put on the social aspects of the sharing economy, t he term prosumpt ion assumes an activ e role of consumers and promotes thei r integ ration in the process of mak ing the products. Access- based consumption or PSS promote the ide a of This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 82 ow nerless consumption as used f ashion item are transf erred to the next consumer (for instanc e, in a clothing-swappi ng event). The diff erent form s of CFC (e.g . gif ting, swappi ng, or second hand, sharing , lending, renting , or leasing) can be broadly categ orized into two types: peer- to -peer (P2P) and business- to -consu me r (B2C) (Ir an and Schrader, 2017). For i nstance, swappi ng parties can be organiz ed by th e consumers t hemselves (P2P), or they can be org anized by an org anizatio n (B2C). Various B2C and P2P forms of th e CFC are diff erently accepted and practiced by consumers. Factors such as ow nership and trust play a role in consumers’ acceptance (e.g . Catulli, 2012 ). Some consume rs prefer swapping clothes, as by exchanging the ow nership w ill be transf erred to them. Others prefer renting , as companies can guarantee the quality and hy giene of t he products. W itho ut consumer or industry acceptance of such alternative f ashion consumption patterns, CFC cannot be successf ul. Hence, this study examines the drivers and barr iers of dif f erent CFC f orms from both the consumer and business perspectives. Exi sting li terature al so off ers some i nsights into the sustainability contributions of CFC. W hi le some researchers are optimistic and claim that CFC has t he potential to increase sustainabl e consumption of fashion (e.g. Bardhi and Eckhardt, 2012) , others highlight t he possibi lity o f rebound eff ects of CFC (e.g. Frenken and Schor, 2017 ). The lack of consensus among scholars and researchers highli ghts the need to closely ex amine the ex isting li terature for linkages betw een sustainabil ity and alternativ e f ashion consumption. 3 Research method ology In this pape r, a sy stematic literature revi ew was carried out usi ng q ualitative content analysis techniques to ide ntif y and evaluate the stream of research (Fink, 2013) on CFC and all its diff ere nt form s. Fink (2005, p. 3) def ines a literature review as “a systematic, ex plicit, and reproducibl e design for identifying, evalua ting, and interpreting the existing body of r ecorded documents .” Thus, a literature r evi ew fulf ills two objectives. On the one hand, it provides a sum mary of the exi sting research, and on the other hand, i t helps identif y the conceptual content within th e research domain and enables ad ditional the contribution t o the literature via theoretical an d methodological f indings (Fink, 2013). For this study, Fink’s ( 2005) systematic literature review process model, whi ch consists of seven stages was employ ed. First, the r esearch q uestions were defined. The o verarching g oal of this work w as to provi de an overv iew of the current state of know ledge and t he ex isting body of literature on CFC. Accordi ngly, three r esearch q uestions were develop ed: (1) W hat are the drivers and barriers of CFC models fr om a C P? ( 2) W hat are t he drivers and barriers of CFC model s from a BP?, and (3) W hi ch This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 83 sustainabil ity issues are addressed by CFC approaches? A f urt her aim was to identify researc h gaps and inconsistencies. Second, the search databases w ere selected. To ach ieve a comprehensive sample that cov ered all the research topics of interest, t wo interdiscipl inary databases were chosen: Proquest and the Social Sci ences Citation index of the W eb of Science (W oS) database. T hese tw o databases were selected for their wi de coverage of English languag e peer-review ed journals. The W o S database includes all journals wi th an impact f actor coverin g the most important publications in the f ields busi ness (140 j ournals), eco nomics (354 j ournals), and envi ronmental studies (110 journals) (Thomson Reuters, 2018). In order t o achieve an even mo re comprehensive coverage the Proq uest database was also included. For an exhaustiv e list of t opics, a large -scale search was conducted using the f ollow ing two groups of keyw ords in the third step: ( “product servi ce systems” or “ eco eff icient services” or “collaborativ e consumption” or “circular economy ,” “prosumption” or “lendi ng” or “renting” or “swapping” or “sharing economy” or “sharing ” or “ leasin g” or “exchanging” or “g if ting” or “borrowing” or “ second hand”) and (cloth* or “ apparel” or “f ashio n ” or wear* or textil*). Sev eral experts were consul ted to determ ine the f inal search keyw ords. In the f ourth step, the practical screening cr iteria were appl ied. No time period criteria i n terms o f publicatio n year were defined f or t he art icles, as older concepts such as secondhand clothi ng were also review ed. The last database search granted by an US American univ ersity durin g a vi siting scholar w as conducted in October 2016 and yielded a total of 2200 peer -r evi ewed article s fr om Proquest and 673 peer-review ed art icles f rom t he W oS (see Figure 1). By the end of Octobe r 2016, the researchers finished t he searching phase and started the revi ewi ng and coding processes. M oreov er, af t er this time the databases w ere no longer accessible from the same user account. In order t o guarantee comparability , the search phase was f inished by then. Only papers publishe d i n peer-review ed acade mic journals in English were included, as they were considered the most meaningf ul sources (Saunders et al . , 20 12). Thus, articles in other languages, bo ok review s, and conference proceedings w ere excluded from this st udy. Ev en thoug h, there are meaningful book review s on this t opic, only peer-r evi ewed art icles were included in order to guarantee the highest scientif ic quality (Saunders et al. , 2012) . Moreov er, papers that f ocuse d on collaborativ e consumption but outside the context of fashion were not considered , as thi s literature r evi ew f ocuses exactly on the fashion industry. Lastly, both conceptual and empirical studies w ere included in the selected list. Abstracts were review ed on the above criteria to determine if t he articles could be used f or f urthe r analy sis. W hen a decision could not be made based on the abstract, the articles were filed f or f ull paper rev iew . To increase the reliability of the research, the articles w ere check ed by both authors. Thus, the total body of literature was r educed to 29 articl es that were surely relevant and This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 84 52 articles that w ere potentially relev ant but needed full tex t reading. In the second round , all the articles were f ully r evi ewed and check ed by both authors, and a total of 41 f ully relevan t article s were obtained. I n the third and f inal round of t he revi ewi ng, 8 articles were discarded because they were r epeated papers that emer ged in both databases and theref ore hav e been accounted twi ce (see Figure 1). T hus, tak ing all t he delimitations into account, a total of 33 paper s were chosen for the content analysis. Figure 1 Revie w ing process – practical screening criteria Nex t, all the papers were r ead in f ull and coded by using the Atlas.ti sof tware, w hich is a tool used for q ualitative data anal ysis. An inductive approach was used follow ing the g eneric proces s model, proposed by May ring (2010). The content analysis follow ed a four - step procedure. First, the material w as collected by defining the art icle as a unit of analy sis. Second, bibliographic and descriptiv e results of the selected articles were recorded (see section 3) . Next, the text was analy zed by inductiv ely identif ying categ ories. The art icles were ind ependently searched f or major topics t o code t he m aterial. Atlas.ti was employ ed to f acilitate the coding process and t o all ow the researchers to easily work in a group. In the last step, t he articles w ere anal yz ed, and the resul ts were interpret ed. W hen necessary, the discussions were enriched by ref erring to other art icle s This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 85 outside t he af orementioned databases and journals. T his approach helped to determin e information on the drivers and constraints that have an impeding ef f ect on the distribution of the CFC models. The f indings of this st udy were presented at a conference on sustainable f ashion consumption , whi ch is an accepted means to ensure vali dity (Seuring and Müll er, 2008). Reliabi lity was also ensured by havi ng both the researchers follow all the st eps of the review ing process and the subsequent an alysi s. Distinct view s and assessments w ere discussed, furthering the rigor of the research process. 4 Finding s 4.1 Descriptiv e results In all, 33 articles on CFC pract ices and related topics such as eco -ef ficiency of alternative f ashio n consumption approaches w ere analyz ed. Only f our journals published more than one article : Journal of Fashion M arketing and Management (6), Journal of Cleaner Production (2), Sustainabl e Dev elopment (2) , and Resources, Conserv ation and Recycli ng (2). Except f or t he papers published in the Journal of Fashion Marketing and Management, the rest of the articles were published in journals that covering distinct t opics, whi ch reflects the g rowi ng interest in CFC across discipli nes. Figure 2 Distribution of artic les over time Figure 2 show s the distribution of publications by year. A steady increase in the number of publicatio ns over the years is evident, especial ly since 2012. As outlined abov e, the da ta collection took place f rom M ay until October 2016, thus onl y articles publ ished i n the f irst 10 months of 2016 have been incl uded in the analy sis. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 86 Figure 3 Methods applied Figure 4 Methods applied in detail Figures 3 and 4 detail the methods used by the studies review ed in this paper. The majority o f the papers used a mixed-method approach (13 articl es), follow ed by q ualitativ e methods (1 2 papers). Quantitative research methods were used only in 8 studies. Th is is possibly becaus e CFC is a relativel y new topic of research in t he academia. In term s of research designs, empirical inv estigations w ere the most common, followed by participa nt observ ations, conceptual work, case studies, q ualitativ e content analysi s, and lifecycle assessment. In t he case of studies tha t employ ed a mix ed-methods approach, all the methods applied w ere coded as show n in Figure 4. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 87 Overall , f indings sugg est that qualitativ e methods outweighed quantitat iv e ones in t he contex t of CFC. 4.2 Quali tativ e content analy sis In the f irst category of k eyw ords on alternativ e consumption actions, the most used search term s for studying CFC w ere “second hand” (f ound in 20 papers), “sharing” (found in 10 papers), and “product service systems” (f ound in 7 papers). The distribution of the remaining search term s is depicted i n Figure 5. “Prosumption” and clothi ng keyw ords did not appear together in any articl e. Thus, apart from secondhand clothing, whi ch has been studied f or a long time, “sharing” and “product service systems” are the most used terms in relation to CFC. Figure 5 Distribution of sear ch terms in the reviewed literature This research is expl oring CFC f r om both the consumer and business perspectives. By revi ewi ng the relevan t literature f rom t he last decade, we identify the most fr equently discussed driver s of and barriers t o C FC from bot h perspectives. Barriers to CFC were discussed in 10 of the 3 3 papers anal yz ed in this study, whi le t he driv ers of CFC were discussed i n 15. Sustainabili ty - related contributions of clothing consumption were directly discussed in 10 papers. Some aspects of sustainability were st udied under terms such as “volun tary simplici ty” (f ound in 1 paper) and “suf ficiency ” (f ound in 1 paper). The r evi ewed pape rs partially refer red to other relev ant academic research in the f ield. W herever it was f ruitful f or the discussion, these studies were considered , too. On comparing the drivers and barriers f rom both perspectives, barriers relevan t to consumers influence t hose experienced by the businesses and vice versa were f ound. 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Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 89 to incur recurring costs, ex cept f or renting and clothing sw aps. In a swap event, trust issue s pertain t o size, v ariability , quality, and the ability to f ind something suitable to swap (Armstrong et al. , 2015). Moreov er, customers are skeptical about the v iabil it y and continuation of CFC busines s models (Armstrong et al. , 2016) as wel l as about the motives of t he company providing such services (Rexfelt and Ornäs, 2009) . This refers particularly to the sustai nability claims of clothi n g companies (Fisher et al. , 2008) and t he q uality of their servi ce deliv ery (Rex felt and Ornäs, 2009 ) . Another barrier t o CFC among custo mers is t he lack of information about guarantees of f ered by the prov ider and how excep tional cases, such as damages and the subsequent customers’ liabi lity, would be treated. I ndiv iduals are also unaware of how to deal with situations in whi ch they become attached to an item. T he lack of examples of CFC within the industry mak e it especiall y diff icult f or custom ers to imag ine the implementation (Armstr ong et al. , 2015). Lack of ownership – T he removal of personal ow nership is another f req uentl y ci ted barrier and a notable impedi ment to the adoption of CFC (Tukker and T ischner, 2006; Cat ulli, 2012 ) . Ownershi p i s associated wi th a sense of control and social status (Hirschl et al. , 2003; M ont, 2002b) , and indivi duals use clothing to express their identity and uniqueness ( Gentina, 2014) . Ownershi p may not be adequately substituted by a service (Armstrong et al . , 2015; A rmst rong et al. , 2016). Si milarly, Catulli (2012) argues that demateriali zation through sharing or renti n g services might negatively impact the need f or self -expression or memory-k eeping. Consumption habits – Attachment to fr equent consumption of apparel has a neg ative influenc e (Hirschl et al. , 2003) on engagement in CFC. M yl an (2015) arg ues that a new method o f acquisition and ow nership of garments i s part icularly diff icult to accept , as it reduces th e consumers’ abili ty to deriv e an emotional high f rom impulse purchases. If a product is no t readi ly accessible, customers may perceiv e this as a sacrif ice on their part (T ukker and Tischner, 2006 ; Catulli , 2012 ). Fu rther perceived constraints ref er to the ease of use, such as lack of accessibi lity to t he product or t echnical information, demanded skills and ef f orts req uired (Arm strong et al. , 2015; Catull i, 2012; Rex felt and Ornäs, 2009) . T able 1 provide s an overvi ew of the most importan t barriers f rom t he CP. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 90 Table 1 Barriers to CFC from CP 4.2.2 Drivers of CFC (CP) Bardhi and Arnould (2005) summarize the motivations for purchasing secondhand clothes as a combination of utilitarian needs and hedonic aspects. Building on the work of Mill er (1998), they argue that secondhand shopping, m ore than any other kind of shopping, bring s these tw o concepts together (W aight, 2013). The findings of this study suppo rt thei r categorization, and allow f or the results to be sort ed accordingly . Biospheri c motives w ere added in t his research as an additional categ ory. Hedonic moti ves – Hedonic motives that drive the purchase of secondhand goods include t he possibil ity t o acquire rare items, unavail able in the mainstream m arkets; uniqueness, the w ide variety of products; the hunt of barg ains and items that are not m ass produced; social interaction s (Guiot and Roux, 2010; Yan et al. , 2015), and the opportunity to combine garments, fun, an d satisfaction ( Isla, 2013; Xu et al. , 2014) and thereby ex pressing indi vidual ity (X u et al. , 2014 ; Perry and Chung, 2016). Creativ e use of items with idling capacities not only satisfies t he need f or chang e and variety in the wardrobe but also reduces expenses, f eelings of guilt and enhances product -satisfacti on (Armstrong et al . , 2016; Ni inimäki, 2010). For instance, people evalua ted f ashion l ibrarie s positiv ely because of t he chance to experiment with new st yles wi thout paying f ull costs (Armstr ong et al. , 2015). Conflicting view s are present in the literature on the social val ue of CFC. W hile some f ind the social aspects valua ble, f or others, t hese aspects constitute an obstacle due to uncertainties if the items w ould be ref lective of their personal style and concerns if the soci al engagement could be distr active (Armst rong et al. , 2015). Fashion libraries have been positivel y evaluated with regard to their social aspects, as they are perceived as meeting places for young designers and consumers (Pedersen and Netter, 2015). Young Lee et al . ( 2013) f ound fashionabil ity and social responsibil ity as driv ers for participating in swappi ng events and that participa nts primarily repor t positiv e emotions. Dururu et al. (2015) highlight the social aspect, arg uing that community sector This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 91 organizations can be seen as key ag ents of change in the shifts tow ards a circular economy . Sev eral f urt her studies hav e f ound that CFC models are positivel y ev aluated because of emotional benef its, such as f un and excitement (e.g . Armstrong et al. , 2015; Perry and Chung, 2016; Petrescu and Bhatli, 2013; W illiams and Paddock, 2003) . Utilitari an motives – Saving money is a key driver not only f or consumers with limited f inancia l means but also for those who want to curtail spending on clothes f or spec ial occasions or those who thrive on bargains, regardless of their income lev els. Thus, low prices exert a major inf luenc e on consumers’ will ingness to purchase secondhand goods (Cervell on et al. , 2012; Guiot an d Roux , 2010; I sla, 2013; W illiams and W indebank, 2002; W illiams and Pad dock, 2003) . Some f ashion libraries carry popular f ashion brands and designer labels (Pedersen and Netter, 2015) , thus allow ing consumers access to high-f ashion goods that woul d be otherwise unaff ordable (Armstr ong et al. , 2016; Isla, 2013 ). The satisfaction and pl easure of getting a go od bargain and t he best value for the least amount of money are also k ey drivers f or consumers engaging in CFC (W aight, 2013) . Biospheric mot ives – Envi ronmental and ethical benef its of reusing clothes (G uiot and Roux, 2010; W aight, 2013; Xu et al. , 2014) and related motives such as avoi ding the traditional marke t (Guiot and Roux , 20 10; Bly et al. , 2015) are also si gnif icant drivers. Dururu et al. (2015) identifie d supporting environmental causes as key reason for eng ag ement in circular economy models at the community l evel. W aight (2013) too found simi lar motives: as being resourceful and a st ro ng desire to prev ent wasteful di sposal of items. B ly, Gwoz dz and Reisch (2015) found sustai nability as driver and f acilitator of st yle. The participants i n their study used sustaina ble f ashion as a means for pleasure and wel l-being. Sustainable f ashion w as f urther pe rceived as suppo rt for solidi f ying val ues and aspirations like f reedom f rom t he f ashion system an d indi vidual ity. Aptekar (2016) f ound that members of internet- based sharing groups exhibi t soli darity and altruism. W hi le this appeared to be the predominant case, she also found members who were motivat ed by de- cluttering their homes in an environmentally f riendly way that r eliefs them fr om feelings of guilt fr om overconsumption. B eard (2015) reported a consistent g rowth i n the secondhand marke t trigg ered by consumers’ interest i n envi ronment - f riendly consumption in the recent years. Concern f or the environment also drives other f orms of CFC besides purchase of secondhand clothing (Tu and Hu, 2015). These form s provide customers with t he opportunity to reduc e excessi ve con sumption via smart purchasing beha viors and enable them t o become mo re knowled geable about indiv idual f it and style. Table 2 provides an ov erview of all the drivers fro m the CP. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 92 Table 2 Drivers of CFC from CP 4.2.3 Barr iers to CFC (BP) Companies are becoming aw are of new develop ments that are w orthwhil e t o incorporate in their business strateg ies. Yet, there are manif old challenges t hat need to be overcome. Here these barriers are categorized into three groups: consumer behavior, communication of the serv ice proposition, and organizatio nal barriers. Consumer behavior – For businesses, consumer concerns are a deterrent t o the impl ementatio n of clothing rental systems (Hu et al. , 2014). Consumer concerns typical ly pertain to the provider’s reputation, business longevi ty, and issues such hygiene, product abuse, lack of inform ation on use and treatment of materials, and previous users (see Table 2). Communication of the service propositi on – Another f req uently cited barr ier in the li terature is the providers’ ability to clearly communicate the benefit - f or-cost service proposition (Heiskanen and Jalas, 2003; Mont, 2002b; Reim et al. , 2015; Rex f elt and O rnäs, 2009), especially whe n t he service invol ves providing r eadily avail able che ap clothing items (Reim et al. , 2015). In f ac t, consumers apparently prefer buyi ng over r enting if costs of t he two are the same (Armst rong et This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 93 al. , 2016). Thus, it is important for the provider t o clearly communicate the benefit -for-cost service proposition in order to withstand t he compet ition f r om readily availabl e cheap alternat iv es. This is particularly relevant in the B2C m arket w here clients purchase a service in a totally diff ere nt envi ronment than their earlier purchase experien ces (Reim et al. , 2015). W ith r egard t o the value proposition, Rexfelt and Ornäs (2009) caution that companies should not rely on environment- fr iendly attitudes to encourage CFC promotion. Instead, they should hav e a better understand of the hindering contextual condi tions (Ceschin, 2013) . Organizational barriers – The organizational barriers identified mainly ref er to the lack of suitable infrastr ucture as w ell as the i ndustry expertise need ed f or reuse, redesign, and recycli ng of clothing (Armstr ong et al. , 2015). The most salient problem for companies is devel oping a r everse- logistics envi ronment and creating the closed- loop supply chain required by C FC approaches (e.g. laundry , logistics, disposal , design, manufactur e) (Hu et al. , 2014; Dissanayake and Sinha , 2015) . The investigation of Dissanayake and Sinha (2015) furt her rev ealed t hat beside s collaboration among the k ey play ers alon g the rev erse supply chain, the invol vement an d commitment of f ashion consumers is essential f or the business g rowth. Because new w ays of supply ing f ashion are yet not rewarded in the industrial system (Pedersen and Andersen, 2015 ) , the provision of CFC f or clothing is costly and diff icult f or companies (Hu et al. , 2014) . Companies wi lling t o undertak e the challenge have to set up a collection and redistribution system, whi ch is cost-ef fectiv e, convenient, and meets the mark et needs. They al so need to establish stron g networks that support quality service deliv ery t o ensure the long-term success of the CFC (Rei m et al . , 2015). Add itionally , new way s of customer engagement need to be establishe d as customers turn into suppliers in the clothing r esale scheme (Kant Hvass, 2014) . In sum, a wi n- wi n CFC model needs to be identified that can generate economic benefits f or the provider an d simultaneousl y reduce r edundant consumption and t hus low er the environmental burden f or all the parties (Armst rong et al. , 2015). 4.2.4 Drivers of CFC (BP) Despite t he challenges, companies can al so benef it f rom incorporating CFC f orm s into t hei r business models. As such, m inimiz ing environmental risks and the added value of such adaptio n ar e two main motivations of the companies. This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 94 Table 3 Barriers to CFC from BP Minimizi ng environmental risks – Sustainabl e busine ss models have become increasi ngly relev ant f or companies in the f ashion i ndustry ( Kant Hv ass, 2015). The fashion industry, in particular, needs to reduce its environmental footprint and devel op innovativ e and mor e sustainable business m odels. Compared to other waste management options, CFC is a viable solution in this reg ard (Armst rong et al. , 2015; Castellani et al. , 2015), as t hey of f er an opport unity for the industry to close material loops, decrease its reliance on resources, reduce w aste, provide product durability, extend product use time and q uality, and simultaneously increase the overal l customer satisf action ( Armstrong et al. , 2015; G ill et al. , 2016). Customer satisf action is at t he heart of a service economy an d can be realiz ed by high-quality products and services t hat do not result in waste streams (Hu et al. , 2014) . Kant Hvass (2015) investigated how the reselling of products could help f ashion companies adap t their business models toward sustainabil ity. Her findings sugg est t hat high- end fashio n companies (see also Fletcher and Grose, 2012 ) with mark et m aturity and a str ong brand ima ge have the pot ential to incorporate reselling channels into their business model. T his is in line with This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 95 the v iew s of Armstrong et al. (2015), who sugg est that clothi ng PSSs should potentially be implemented by companies wi th well-establishe d brands and reputations. Added value – Kant Hv ass (2015) found evi dence t hat resell ing activi ties add v alue to a fashio n company by attracting new customer g roups, enrichi ng relationships w ith ex isting customers, an d generating addi tional prof its f rom used products. In regards to product-oriented PSSs, the v alue- added related services typicall y cov er add value to t he sold product, such as financing, tak e -ba ck schemes, maintenance, or consultancy, whereas or in the case of use-oriented CFC, t he services are li k e renting and sharing. Table 5 provi des a summary of the identified drivers of CFC fr om the BP. Table 4 Drivers of CFC from BP 4.2.5 S ustainability a nd CFC Supporters of CFC arg ue that f r om a sustainabi lity perspective, re -use decreases the envi ronmental burden of a g arment’s lif ecycle ( Hu et al. , 2014), as it ensures sig nificant savings in t erms of energy use compared to t he production of new garm ents (Bras-Klapw ijk and Knot, 2001; Fletcher, 2008). Further, re- use of clothes is beneficial, as it helps avoid t he production of new garment s (Hu et al. , 2014) and t hus reduces the quantity of disposed garm ents sent to landfills ( Farrant et al. , 2010; Gill et al. , 2016) . Thus, re-use is seen as a valuabl e alternative to the w astef ul consumption of f ashion: it contributes to the t rend of sociall y responsibl e and sustainable fashion consumption (I sla, 2013). In f act, W aight (2013) and W oolridge et a l. (2006 ) argue that re -use may even be t he best consumption model for a g reener economy , as it leads to a reduction in the environmental burden compared to buying new clothing made from virgin materials. The ecological benef its r esulting f rom reduced use of resources, the pr olongation of This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 96 the product lifecycle, and the intensification of the use are some of its k ey advantages. If one were to consider the tr ansport emissions and resources spent on t he re -use m odel, the sharing syste m is still more environment-f riendly than the production of a new product (Botsman and Roger s, 2011) . As outlined above, env ironmental concerns drive at least in part t he consumers’ wi llingness to eng age in alternativ e consumption behavi ors (H ill er Connell , 2011; Cervell on and W erner fel t, 2012; Armstrong et al. , 2015; Yan et al. , 2015) . Another closely related aspect t hat could promote consumer engag ement in CFC is voluntary simplici ty. Wu and coll eagues (2013) argue that motivations for voluntary simplicity linked to social concerns and sustainabili ty should be ex plored by retailers and apparel manufacturers , as vol untary simplici ty appears to be a g rowing trend. 5 Discussion and conclusion Unli k e prior research on CFC, w hich has presented ei ther the consumer or the busines s perspective, t his study uses a holistic approach that sheds light on both perspective s simultaneousl y and thereby provide s hig hly relevant insights on the interplay of barriers f or CFC betwee n industry and consumers. Examining these barriers and drivers of al l stak eholders is necessary to deriv e viabl e solutions and future pathway s. To the best of the au thors' knowl edge, this is the f irst art icle using such a holistic two-sided approach. By review ing t he relev ant literature publishe d i n peer-revi ewed journals over the last decade, a bett er understanding of what enables or preven ts CFC from be coming a mainstream consumption approach is facilitated. By using the result of this research, companies can hav e a better un derstanding of their con sumers’ concer ns and can accordingly deriv e strateg ies t o ov ercome these concerns. Fu rther, relevan t inf ormatio n for companies planning to integr ate CFC approaches in thei r business model and i mportant issues to tak e into account are provide d. Policy makers can apply this st udy to generate mor e eff icient and applicable strategies in order t o support and f acilitate CFC practices. In regards to implication for academic scholars, r esearch gaps were successfully identified, which mainly re fer to t he lack of research on t he sustainability contribution of CFC approaches. Further sustainability aspects of CFC are highlighted. W ith regard to RQ 1, the two categories of drivers proposed by Arnould and Bardhi (2005) were applied in this study: hedonic motives and utilitarian needs (see Table 2). Frequently cited hedonic motives included fun, satisf action, hunting f or barg ains and treasures that are n ot availabl e in mainstream m arkets, the need to assert one’s uniqueness and indiv iduali ty, satisfying the need for variety and change wi thout f eelings of guilt, and the opportunity to engage in envi ronment - fr iendly consumption of f ashionable clothing. The utili tarian needs m ainly covered prices, frugality , and smart er purchasing. Low prices decrease the r isk of wrong purchases, prevent t he This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 97 subsequent w asteful disposal of unw anted g oods, and increase product satisf action. Furthe r, biospheric values t hat drive the consumers’ motivation t o engage in CFC were identif ied. In regards to the social value of CFC conflicting view s w ere identified. W hile some highlight the benefits of the social aspects, others point t o uncertainties, especially in the case of swappi n g. These inconsistencies shoul d be f urther inv estigated in f utur e studies. Despite these driv ers, CFC is still a niche concept (RQ 1). The most salien t problems f rom t he CP were hygiene and health concerns, lack of trust and inform ation, lack of ownershi p, and consumption habits. W hile some of these concern s can be easily addressed (e.g . by includin g proof of professional cleaning, clear val ue propositions, or g uarantees), other consumer -rela ted barriers are diff icult to ov ercome. For i nstance, Armstrong et al. ( 2015) report t hat consumers are resistant to changes in habits, especi ally if they are used to frequent consumption as is com mo n wi th fashion products . A nother key barr ier to sharing of clothi ng is the remov al of personal ow nership. Ownership is linked to social status and a sense of control ( Hirschl et al. , 2003; Joung, 2013) , and it serves as a means f or memory k eeping and self -expression ( Catulli , 2012). W h il e CFC can satisf y a variety of emotional needs, such as uniqueness, transitioning toward shari ng and ow nerless consumption of f ashion calls f or much m ore comprehensiv e change in society (Mon t, 2004) . From a BP, consumer behavi ors (Hu et al. , 2014) as well as the communication of a clear value proposition are k ey areas of concern (Reim et al. , 2015; Rex f elt and Ornäs, 2009). Ref erring to the interplay of barriers among the actor s, the lack of a clear value proposition and inf ormation by the companies were identified as one r eason that causes consume rs’ concerns. T hese points should definitely be t ackled by companies in order t o better promote the servi ce. Ot her tha n consumer-related f actors, an important constraint faced by the busi nesses (RQ2) are organizational barriers, such as the lack of cost - ef ficient and conveni ent rev erse logistics supply chains needed for implementing CFC schemes (Hu et al. , 2014; Kant Hvass, 2015). M oreover, establishing such r everse supply chains does not seem feasible f or supplyi ng cheap clothes of low quality. This sugg ests CFC may not be suitabl e for prov iders of everyday wear bu t may be usef ul to businesses selli ng high -quality g arments, w hich cannot be easily af f orded by consumers. Consumers m ay favor such CFC t o fulf ill hedonic motives, unless t hey exclusiv ely driven by the desire to consume more sustainably . CFC and the post-retail responsi bility in t he f ashion ind ustry are emerging areas that off er a variety of business opportunities to companies (RQ2) (Kant Hvass, 2014; Armstr ong et al. , 2015) . For instance, it can help t o reduce env ironmental risks and at the same time g enerate additional val ue f or the company ( Armstrong et al. , 2015; Hu et al. , 2014; Niinimäki and Hassi , 2011; Kant This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 98 Hv ass, 2015) . CFC can improve product quality and longevity (Armstrong et al. , 2015), attrac t new customer gr oups, enrich relationships with existing customers, g enerate additional profits through used products, and enable compani es dev elop innov ative and more sustainable busines s models (Armstrong et al. , 2015; Kant Hvass, 2015) . To tak e adv antage of t hese possibil ities, t he outlined barriers need to be overcome. Possible solutions referred to providi ng clear value propositions (Heiskanen an d Jalas, 2003) , i nf ormati on about benefits and processes (Rexfelt and Ornäs, 2009), develop ing ef f ectiv e marketing an d communication strategies (Kant Hvass, 2015), hig hlighting the sustainability aspects and hedonic motives, an d providing proof of professional cleaning (Yan et al. , 2015; Perry and Ch ung, 2016) . In reg ards to tack ling organizational barriers, companies need to dev elop new way s of custom er engagement (Kant Hvass, 20 15) and build strong networks that ensure the quality of the deliv ery (Reim et al. , 2015). Reports indicate that consumers are interested in a CFC (Niinimäki, 2011; Niinimäki and Hassi , 2011) ; how ever, t hey also sugg est that CFC is a challen ging prospect , as no viabl e busines s models are avai lable (Armst rong et al. , 2015). These op posing vi ews should be investigated i n a futur e study, pref erably vi a a real business case. W ith reg ard to sustainability issues (RQ3), this literature review yiel ded promising results. CFC mainly contributes to sustai nability by de-valuing material consumption and altering traditional consumption patterns (Mont, 2002a; M axw ell and van der Vorst, 2003; Pal, 2016) . It helps to decrease negativ e env ironmental impact, reduces the reli ance on resources and extends th e lifecycle of a product (Hu et al. , 2014; Gil l et al. , 2016; Pal , 2016). W aight (2013) identified reuse as the best option f or a green economy. An interesting finding in this regard is the gr owi ng t ren d of vol untary simplici ty as a driv er of collaborative consumption, which could prove expensi ve f or the current apparel industry (W u et al. , 2013) . How ever, the articles considered in this literature r evi ew only f ocused on the positiv e envi ronmental bene f its of CFC, t hey did not address the draw backs of such a consumptio n pattern, i ndicating a major research gap. H ence, it w as ref erred to research f rom related discipl ines for a more critical understanding of CFC’ s sustainability contributions. Chall enging the posi tive assumptions of scholars (e.g. Hu et al. , 2014; Liedtke et al. , 2015 ; Ozanne and Ballantine , 2010; Seegebart h et al. , 2016; Frenken and Schor, 2017) arg ue that no empirical data or lif ecycl e assessments have confirm ed the positiv e ef f ects of collab orative consumption, especially in t he cont ext of clothing. A pertinent q uestion is whe ther the envi ronmental benefits of sharing smaller products, such as clothing, actually exceed the envi ronmental impacts of transport and cleaning (Frenken and Schor, 2017) . The widespread This article is © Emerald Publishing and permission has been granted for this version to appear here (https://ww w.emeraldinsight.com/doi/ abs/10.110 8/JFMM- 10 - 2017 - 0109 ). Em erald does no t grant per m ission for this artic le t o be further copied/distributed or hosted els ew here without t he e x press perm iss ion f rom Em erald Publishing Lim ited. DOI: https:// doi.org/10.110 8/JFMM- 10 - 2017 - 0109 99 assumption of higher eco-ef f iciency and the reduction of CO 2 emissi ons have only been empiricall y con f irmed f or a car sharing model, which generated substantial savings (Frenken an d Schor, 2017). T he eco- eff iciency of sharing economy model s should be analyz ed in light of possible rebound eff ects in f uture studies. If consumers start consuming more instead of less, possibly because of the additional income g enerated by sharing, the ecological benef its wi ll be nulli f ied or, in the worst case, reversed (Kathan et al. , 2016). Thus, as long as rebound ef fect s cannot be compl etely ex cluded, the true contr ibution of col laborativ e consumption patt ern s remains unclear (Frenken and Schor, 2017) . As outlined above, scholars studyi ng sustainability issues in the f ield of collaborative consumptio n of f ashion g oods come t o inconsistent r esults. W hile some argue t hat sustainabil ity and th e opportunity to prevent ex cess consumption are strong motivators (Armstrong et al. , 2015 ; Armstrong et al. , 2016; Pedersen and Netter, 2015; Piscicel li et al. , 2015), others f ound th at sustainabil ity is irrelevant (Hamari et a l. , 2016; Barnes and M attsson, 2016) or even w orse, tha t collaborativ e consumption can be framed as a “nightmarish form of neoli beralism” (Martin, 2016) . Even though t his study provides f irst insights on the role of sustainability from the consumer ’s perspective, more research is needed in regards to its true contr ibution. Addition ally , f urther research is needed not only on the sustainability ef f ects of CFC but also on the interplay of f actors be tween businesses and custom ers. Further i nsights are needed on how companies can establish adequate and cost-eff ective reverse supply chains for renting schemes . Strategies to better promote the concept of CFC among consumers and eliminate barriers, such as concerns about the provider and hy giene, need to be tested. More research is needed on how habit transf ormation tow ard CFC can be f ostered. This might be one of the m os t challenging bu t highly eff ective tasks f or creat ing a more sustainable fashion industry. 6 References Antanav ičiūtė, A. and Do bilaitė, V. (2015) , “Princi ples of Slow Fashion Ap plicatio n in Clothing Coll ection Creation”, Envi ronmental Research , Engi neering and Managem ent , Vol. 71 No. 2. Aptekar, S . (2016), “Gi fts Among Stran gers. The Social Organization o f Freecycl e Giving”, Social Problems , Vol. 63 No. 2 , pp. 266– 283. Armstron g, C.M ., Niinimäki, K. , Kujala, S., Karell, E. and Lang, C. 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