Publications

Journal articles

2023

• Batat, W. and Hammedi, W. (2023), "The extended reality technology (ERT) framework for designing customer and service experiences in phygital settings: a service research agenda", Journal of Service Management, Vol. 34 No. 1, pp. 10-33.

• Poncin, I., Hammedi, W., Lancelot-Miltgen,C., 2023), Advocacy for expanding research on technologies, experiences, services, and beyond! Recherche et Applications en Marketing, Volume 37, Issue 3

2022

• Akareem, H.S., Wiese, M. and Hammedi, W. (2022), "Patients’ experience sharing with online social media communities: a bottom-of-the-pyramid perspective", Journal of Services Marketing, Vol. 36 No. 2, pp. 168-184.

• Geerts, A., & Masset, J. (2022). Luxury tourism through private sales websites: Exploration of prestige-seeking consumers’ motivations and managers’ perceptions. Journal of Business Research, 145, 377-386.

• Muninger, M., Mahr, D., Hammedi, W., (2022), “Social media use: A review of innovation management practices,” Journal of Business Research, Volume 143, Pages 140-156.

• Simonofski, A., Zuiderwijk, A., Clarinval, C., Hammedi, W., (2022) Tailoring open government data portals for lay citizens: A gamification theory approach, International Journal of Information Management, Volume 65, 102511

• Varmazyari, H., Mirhadi, S. H., Joppe, M., Kalantari, K., & Decrop, A. (2022). Ecolodge Entrepreneurship in Emerging Markets: A New Typology of Entrepreneurs; The Case of IRAN. Sustainability, 14(14), 8479

2021

• Alkire, L. and Hammedi, W. (2021), "Guest Editorial: Expanding service research in the MEA (Middle East and Africa) region", Journal of Services Marketing, Vol. 35 No. 7, pp. 849-856. 

• Hammedi, W., Leclerq, T., Poncin, I., Alkire L. ( 2021) “Uncovering the Dark Side of gamification at work: Impacts on engagement and well-being” Journal of Business Research , Volume 122, 2021, Pages 256-269.

• Hollebeek, L.D., Clark, M.K., Hammedi, W. (2021), Cocreated brand value: theoretical model and propositions. Journal of Brand Management 28, 413–428.

• Masset, J., & Decrop, A. (2021). Meanings of Tourist Souvenirs: From the Holiday Experience to Everyday Life. Journal of Travel Research, 60(4), 718-734.

• Virlée, J., Hammedi, W and Van Riel, A. (2021) “Healthcare service users as resource integrators: Investigating factors influencing the co-creation of value at individual, dyadic and systemic levels”, Journal of Service Theory and Practice, Winner of the Highly Commended Paper from the Journal of Service Theory and Practice in 2021

2020

• Decrop, A., Frochot, I., & Masset, J. (2020). Translating a bright and noisy experience: videography for tourism research, Journal of Qualitative Research in Tourism, 1(1), 7-27.

• Leclercq, T., Poncin, I., Hammedi, W., A Kullak, A., & Hollebeek,L. (2020), “When gamification backfires: the impact of perceived justice on online community contributions”, Journal of Marketing Management, 36. 1-28.

• Leclercq, T., Poncin, I., & Hammedi, W. (2020). Opening the black box of gameful experience: Implications for gamification process design. Journal of Retailing and Consumer Services, 52, [101882].

• Virlée, J., van Riel, A. C. R., & Hammedi, W. (2020). Health literacy and its effects on well-being: how vulnerable healthcare service users integrate online resources. Journal of Services Marketing, 34(5).

2019

• Decrop, A., & Graul, A. (2019). The Role Of System Trust And Risk Perception In Providing Assets For Collaborative Consumption Schemes. Journal of Management for Global Sustainability, 7(1), 131-153.

• Dessart, F., Decrop, A., & MA Nelissen, R. (2019). Ethical Consumption: Status Inferences and Sexual Cues. ACR North American Advances, 47, 534-535.

• Mallargé, J., Zidda, P., & Decrop, A. (2019). Service Failures in the Sharing Economy: Consumer Tolerance Towards Collaborative Service Quality. ACR North American Advances, 47, 766-767

• Mugel, O., Gurviez, P., & Decrop, A. (2019). Eudaimonia Around the Kitchen: A Hermeneutic Approach to Understanding Food Well-Being in Consumers’ Lived Experiences. Journal of Public Policy & Marketing, 0743915618825267.

• Muninger, M. I., Hammedi, W., & Mahr, D. (2019). The value of social media for innovation: A capability perspective. Journal of Business Research, 95, 116-127.

• Salawu, K. J., Hammedi, W., & Castiaux, A. (2019). What about Passive Innovation Resistance? Exploring User’s Resistance to Technology in the Healthcare Sector. Journal of Innovation Economics & Management, n°30(3), 17.

• Steils, N., & Hanine, S. (2019). Recruiting valuable participants in online IDEA generation: The role of brief instructions. Journal of Business Research, 96, 14-25.

• Steils, N., Decrop, A., & Crié, D. (2019). An exploration into consumers’ e-learning strategies. Journal of Consumer Marketing, 36(2), 276-287.

• Steils, N., Crié, D., & Decrop, A. (2019). Online consumer learning as a tool for improving product appropriation. Journal of Retailing and Consumer Services, 46, 51-57.

2018

• Atadil, H. A., Sirakaya-Turk, E., Meng, F., & Decrop, A. (2018). Exploring travelers’ decision-making styles. International Journal of Contemporary Hospitality Management, 30(1), 618-636.
• Bruneau, V., Swaen, V., & Zidda, P. (2018). Are loyalty program members really engaged? Measuring customer engagement with loyalty programs. Journal of Business Research, 91, 144-158.

• Denis, E., Pecheux, C., & Decrop, A. (2018). Segmenting the Belgian charitable sector: The impact of environmental factors on households' generosity. International Journal of Nonprofit and Voluntary Sector Marketing, 23(3), e1606.
• Leclercq, T., Hammedi, W., & Poncin, I. (2018). The Boundaries of Gamification for Engaging Customers: Effects of Losing a Contest in Online Co-creation Communities. Journal of Interactive Marketing, 44, 82-101.

• Ndione, L. C., Decrop, A., & Rémy, E. (2018). Migrants going back homeland for holidays: Rituals and practices of Senegalese migrants in France. Annals of Tourism Research, 70, 25-38.

• Obaidalahe, Z., & Steils, N. (2018). Motivation trajectory of attending performing arts: the role of knowledge. Arts and the Market, 8(1), 5-18.

2017

• Decrop, A., (2017). Editorial. International Journal of Culture, Tourism and Hospitality Research, 11(1), 1-3.

• Decrop, A., Del Chiappa, G., Mallargé, J., & Zidda, P. (2017). “Couchsurfing has made me a better person and the world a better place”: the transformative power of collaborative tourism experiences. Journal of Travel & Tourism Marketing, 34, 1–16.

• Hammedi, W., Leclerq, T., & Van Riel, A. C. (2017). The use of gamification mechanics to increase employee and user engagement in participative healthcare services: a study of two cases. Journal of Service Management, 28(4), 640-661.

• Leclercq, T., Poncin, I., & Hammedi, W. (2017). The Engagement Process During Value Co-Creation: Gamification in New Product-Development Platforms. International Journal of Electronic Commerce, 21(4), 454-488.

• Poncin, I., Garnier, M., Mimoun, M. S. B., & Leclercq, T. (2017). Smart technologies and shopping experience: Are gamification interfaces effective? The case of the Smartstore. Technological Forecasting and Social Change, 124, 320-331.

• Witell, L., Gebauer, H., Jaakkola, E., Hammedi, W., Patricio, L., & Perks, H. (2017). A bricolage perspective on service innovation. Journal of Business Research, 79, 290-298. 290–298.

• De Kerviler, G., Demoulin, N. & Zidda, P. (2016). Adoption of in-store mobile payment: Are perceived risk and convenience the only drivers? Journal or Retailing and Consumer Services, 31, 334-344.
• Leclercq, T., Hammedi, W., & Poncin, I. (2016). Ten  years of value cocreation: An integrative review. Recherche et Applications en Marketing, 31(3),1-38. [English and French Edition].
• Steils, N. & Hanine, S. (2016). Creative Contests: Knowledge Generation and Underlying Learning Dynamics for Idea Generation. Journal of Marketing Management, 32(17-18), 1647–1669.

• Den Ambtman, A., Van Riel, A., Lauche K., & Hammedi, W. (2015). One master and many end users: Coordination practices in managing a portfolio of public service innovation projects. Procedia – Socialand Behavioral Sciences: Proceedings of the 2014 IPMA World Congress,194(2), 3–19.
• Hammedi, W., Kandampully, J., Zhang, T. T., Bouquiaux, L. (2015). Online customer engagement: Creating social environments through brandcommunity constellations. Journal of Service Management, 26(5), 777–806
• Virlée, J., Hammedi, W., & Parida, V. (2015). Open innovation implementation in the service industry:Exploring practices, sub-practices and contextual factors. Journal of Innovation Management, 3(2), 106–130.

• Decrop, A., & Derbaix, M. (2014). Artist-related determinants of music concert prices. Psychology and Marketing, 31(8), 660–669.
• Decrop, A., & Kozak, M. (2014). Consumer Goals in Vacation Decision Making. Journal of Travel & Tourism Marketing, 31(1), 71–81.
• Decrop, A., & Masset, J. (2014). This Is a Piece of Coral Received from Captain Bob: Meanings and
  Functions of Tourist Souvenirs. International Journal of Culture, Tourism, and Hospitality Research, 8(1), 22–34. *** 2014 Emerald Literati Outstanding Paper Award ***
• Petr, C., Belk, R., & Decrop, A. (2014). Videography in Marketing Research: Mixing Art and Science. Arts and the Market, 5(1), 73-102.

• Blazevic, V., Hammedi, W., Garnefeld, I., Rust, R. T., Keiningham T., Andreassen, T. W., Donthu, N., & Carl, W. (2013). Beyond traditional word-of-mouth: An expanded model of customer-driven influence. Journal of Service Management, 24(3), 294–313.
• Decrop, A., & Brose, I. (2013). Les déterminants de l'activité touristique en Wallonie. Les cahiers du tourisme, 7(May), 6-10.
• Hammedi, W., Van Riel A., & Sasovova Z. (2013). Improving Screening Decision Making through Transactive Memory Systems: A Field Study. Journal of Product Innovation Management, 30(2), 316-330.

Videographies

• Masset, J., & Decrop, A. (2018), "Le festival Tomorrowland: Construction identitaire dans une hétérotopie de déviation", Proceedings du 34ème Congrès international de l'Association Française du Marketing.
• Masset, J., & Decrop, A. (2017). Tomorrowland festival: A heterotopia of deviation (30min). Advances in Consumer Research, 45
  
• Decrop A. (2016). Paradoxes in postmodern consumption. Association of Consumer Research (ACR), New Orleans, USA, October 1-3, 2015.
  
• Decrop A. (2016). Paradoxes. European Marketing Academy (EMAC), Oslo, Norway, May 24-27, 2016.
• Decrop A. & Masset J. (2015). A journey inside tourist souvenirs. Advances in Tourism Marketing Conference, Joensuu, Finland, September 8-10, 2015.
• Decrop, A., & Masset, J. (2014). Voyage au coeur des souvenirs de vacances. 30th International Conference of the Association Française du Marketing (AFM), Montpellier, France, May, 14-16.
• Decrop, A., & Masset, J. (2014). Around the world of tourist souvenirs. 45th International Conference of the Travel and Tourism Research Association (TTRA), Bruges, Belgium, June 18-20.
• Decrop, A., & Masset, J. (2013). Around the world of tourist souvenirs (http://vimeo.com/74521281). ACR Film Festival, Association for Consumer Research, Chicago, USA, October 3-6.

Books

• Decrop, A., Correia, A., Fyall, A., & Kozak, M. (2021). Sustainable and Collaborative Tourism in a Digital World. Goodfellow Publishers, Limited.
• Decrop, A. (2017). La consommation collaborative: Enjeux et défis de la nouvelle société du partage. De Boeck Supérieur.
• Decrop, A., & Woodside, A. G. (2017). Consumer Behavior in Tourism and Hospitality Research. Emerald Group Publishing.

Book chapters

• Decrop, A. (2022). Tourist Souvenirs. In Buhalis, D., Encyclopedia of Tourism Management and Marketing (pp. 524-526). Edward Elgar Publishing.
• Decrop, A. & Mallargé, J. (2021). Lessons learnt from the Covid-19 crisis for the tourism industry in Belgium. In Callot, P. (Ed.), Tourism post Covid-19: Coping, negotiating, leading change. Vienna: Tourist Research Center Association.
• Dewitte, M., Mallargé, J., & Decrop, A. (2021). Consumer perception of service quality. The case of Airbnb and Couchsurfing. In Sustainable and Collaborative Tourism in a Digital World. Goodfellow Publishers, Limited.
• Bigné, E., & Decrop, A. (2019). Paradoxes of Postmodern Tourists and Innovation in Tourism Marketing. In The Future of Tourism (pp. 131-154). Springer, Cham.
• Decrop, A. (2019). Le processus de décision du touriste. In La recherche en Management du Tourisme. Clergeau, C. & Peypoch, N. (eds.), pp. 45-66.
• Hammedi, W., Leclerq, T. & Poncin I. (2019) “Customer Engagement: The role of Gamification ; In book: Handbook of Research on Customer Engagement Research. Hollbeek,L. & Sprott,D.(EDS), London: Edward Elgar.
• Mallargé, J., Decrop, A., & Zidda, P. (2019). Revisiting satisfaction with collaborative exchanges in the sharing economy. In Handbook of the Sharing Economy. Edward Elgar Publishing.
• Masset, J., & Decrop, A. (2019). Techniques de collecte de données qualitatives. Dans C. Clergeau, & N. Peypoch (eds.), La recherche en Management du Tourisme (p. 139)
• Steils, N., & Hanine, S. (2019). Value-Added Crowdsourcing: Digital Catalysts for Creative Contests. In Managing Diversity, Innovation, and Infrastructure in Digital Business (pp. 160-178). IGI Global.
• Decrop, A., & Masset, J. (2018). Building knowledge from the tourism field: the grounded theory approach. In Handbook of research methods for tourism and hospitality management. Edward Elgar Publishing. pp.136–156.
• Hanine, S., & Steils, N. (2018). Crowdsourcing: A Double-Edged Sword Outsourcing Strategy. In Positive and Negative Aspects of Outsourcing. IntechOpen.
• Decrop, A. (2017). Génération "peut-être": la prise de décision des Z et ses implications pour les marques. In: Comprendre et séduire la génération Z. Batat, W. (Ed.). Paris: Ellipses, 247–266
• Atadil, H. A., Sirakaya-Turk, E., & Decrop, A. (2017). An assessment of decision-making styles: An abstract. In Marketing at the Confluence between Entertainment and Analytics (pp. 817-818). Springer, Cham.
• Batat, W., & Hammedi, W. (2017). Collaborative consumption as a feature of Gen-Y consumers: Rethinking youth tourism practices in the sharing economy. In Advances in Social Media for Travel, Tourism and Hospitality (pp. 210-223). Routledge.
• Hammedi, W. & Virlée, J. (2017). EWOM Engagement: Is it worth to talk only about Posters and Lurkers. In M. Sigala and U. Gretzel (Eds), Advances in Social Media for Travel, Tourism and Hospitality: New Perspectives, Practice and Cases. London and New-York: Routledge.
• Mallargé, J., Zidda, P. & Decrop, A. (2017). Typologie des pratiques collaboratives et profil des consommateurs collaboratifs. In A. Decrop (Ed.), La consommation collaborative: Enjeux et défis de la nouvelle société du partage. Louvain-la-Neuve : De Boeck Supérieur.
• Masset, J. (2017). Le patrimoine culturel immatériel et le tourisme. In: F. Lempereur (Ed.), Patrimoine Culturel Immatériel: Transmission, Documentation, Valorisation, Presses Universitaires de Liège.
• Decrop, A. & Boembeke, V. (2017). The Importance of Quality Labels in Consumers’ Preferences. In A. Correia, M. Kozak, J. Gnoth and A. Fyall (Eds.), CoCreation and Well-Being in Tourism. Part of the series Tourism on the Verge, Springer International Publishing, 83–92. 
• Decrop, A. & Masset, J. (2017). A journey inside tourist souvenirs. In A. Correia, M. Kozak, J. Gnoth and A. Fyall (Eds.), Co-Creation and Well-Being in Tourism. Part of the series Tourism on the Verge, Springer International Publishing, 61–66.
• Decrop, A. & Masset, J. (2016). A journey inside tourist souvenirs. In A. Correira, M. Kozak, J. Gnoth and A. Fyall (Eds.), Co-creation and well-being in tourism, Springer.
• Decrop, A. & Boembeke, V. (2016). The importance of quality labels in consumers' preferences: An application to the Walloon tourism industry. In A. Correira, M. Kozak, J. Gnoth and A. Fyall (Eds.), Co-creation and well-being in tourism, Springer.
• Hammedi, W., & Leclercq, T. (2015). La co-création de valeur, une autre vision de la gestion. In Lepère,M. (Ed.),Un Nouvel Ordre Digital. Bebooks Editions.
  Decrop, A. (2014). Theorizing tourist behaviour. In S. McCabe (Ed.), The Rouledge handbook of tourism marketing, 251–267, London and New York: Routledge.
• Decrop, A., & Masset, J. (2014). A T-Shirt from New York, a coral from Mauritius: A functional typology of tourist souvenirs. In A. G. Woodside, & M. Kozak (Eds.), Tourists' Behaviors and Evaluations (Advances in Culture, Tourism and Hospitality Research, Volume 9), 31–39, Bingley, West Yorkshire: Emerald Group Publishing Limited.

• Dessart, F., Andreu, L, Bigné, E., & Decrop, A. (2013). Hey Look, I’m a Green Consumer. Online Social Visibility and the Willingness to Pay for Carbon Offsetting Schemes. In: J. Gnoth, L. Andreu, L. Fyall, M. Kozak, S. Sibila (eds.), Transforming Experiences: Tourism Marketing from both  Sides of the Counter, 115-137, Newcastle upon Tyne: Cambridge Scholars Publishing.

• Decrop, A., & Toussaint, S. (2013). The Pere-Lachaise Cemetery: Between Thanatourism and Heterotopic Consumption. In L. White & E. Frew (Eds.), Dark Tourism and Place Identity: Marketing, Managing and Interpreting Dark Places, UK: Routledge-Taylor and Francis Books.

Conference papers

• Deventer, C., Zidda, P. (2023). Impact of perceived personalization on the evaluation of interactive recommendation systems. Accepted to the FRONTIERS in Service Conference (Maastricht, The Netherland), June 15-18, 2023
• Pirnay, L., Deventer, C. & Amaral de Sousa, V. (2023). Providing Customer Value through Non-Fungible Tokens: A Preliminary Study. Proceedings of 56th HICSS Conference (Lahaina, Hawaii), 2-6 january 2023
• Deventer, C., Zidda, P. (2022). Impact of interactive recommendation systems on consumer shopping behavior. Accepted to the Recent Advances in Retailing and Consumer Services Conference (RARCS) (Baveno, Italy), July 23-26, 2022
• Deventer, C. & Zidda, P. (2022), What is the Perceived Value of Interactive Recommendation Systems and How Does It Influence Customer Behavior? Accepted to the Service Special Interest Group (SERVSIG) Conference, (Glasgow, Scotland), June 16-18, 2022
• Simonofski, A., Clarinval, A., Zuiderwijk, A., & Hammedi, W. (2022). Let's Gamify Open Government Data Portals! The GamOGD prototype. In L. Hagen, M. Solvak, & S. Hwang (Eds.), Intelligent Technologies, Governments and Citizens: Proceedings of the 23rd Annual International Conference on Digital Government Research (DGO2022) (pp. 454-455). (ACM International Conference Proceeding Series).
• Deventer, C., Zidda, P. & Heymans, P.(2021), CoPSyRI : Conception et Performance des Système de Recommandation Interactifs. (University of Namur, Namur, Belgium), October 5, 2021
• Deventer, C., Zidda, P. (2020). Impact of Interactive Recommendation Systems on Shopping Outcomes: the Moderating Role of Trust, Innovativeness and Self-expressiveness. Proceedings of the 11th European Marketing Academy (EMAC) Regional Conference (Online), Sept. 16-19, 2020
• Leclercq, T., Deventer, C., & Heymans, P. (2020). Do product configurators comply with HCI guidelines?: A preliminary study. Proceedings of the 22nd Intl. Workshop on Configuration (Virtual Event), September 10-11th, 2020(best student paper award)
• Mallargé, J., Zidda, P., & Decrop, A. (2019). Service failures in peer-to-peer accommodation service: Consumer tolerance towards collaborative service quality. Dans Proceedings of the 8th ATMC conference - Advances in Tourism Marketing Conference
• Mallargé, J., Zidda, P., & Decrop, A. (2019). Service Failures in the Sharing Economy: Consumer Tolerance Towards Collaborative Service Quality. Dans Proceedings of the 2019 ACR conference
• Leclercq, T., Hammedi, W. & Poncin, I. (2017). Gamification, a flawless strategy? The effect of losing a contest in a co-creation community. 
• Leclercq, T., Poncin, I. & Hammedi, W. (2017). Exploration of Engagement Mechanics During Value Cocreation Process: The Case of Gamification in a New Product Development Platform (Extended Abstract). In: P. Rossi (ed.), Marketing at the Confluence between Entertainment and Analytics. Developments in Marketing Science, Proceedings of the Academy of Marketing Science. Springer, Cham. 
• Bruneau, V., & Zidda, P. (2014). Pourquoi les entreprises devraient-elles s’intéresser à l’attitude des clients vis-à-vis de leur programme de fidélité ? Proceedings of the 30th International Conference of the Association Française du Marketing (AFM), Montpellier, France, May, 14-16.
• den Ambtman, A., & Hammedi, W. (2014). Optimizing portfolio decision-making in service innovation.

• Bruneau, V., & Zidda, P. (2014). Why do customer attitudes towards loyalty programs matter a lot? Proceedings of the 43rd European Marketing Academy (EMAC) Conference, Valencia, Spain, June 3-6.
• Dessart, F. (2014). When sex does not sell. Effect of mating motives on the preference for ethical products. Proceedings of the 13th TIBER Symposium on Psychology and Economics, Tilburg, The Netherlands, August 22.
• Masset, J., & Decrop, A. (2014). People-things entanglement: An archeological perspective on the relationships between people and things. Proceedings of the 13èmes Journées normandes des recherches sur la consommation: Société et consommation, Rouen, France, November 27-28.
• Dessart, F. (2014). Strategic preference for ethical products: influence of mating temporal context and recipient of help. Proceedings of Evolutionary Psychology Preconference of the Fifteenth Annual Meeting of the Society for Personality and Social Psychology, Austin, USA, Feb. 13.
• Steils, N., Crié, D., & Decrop A. (2013). L’apprentissage du consommateur en ligne: Une étude exploratoire des objectifs de la marque et de la perception des consommateurs. Proceedings of the Étienne Thil Colloquium, Paris, France, October 2-4.
• Brandt, C., & Hammedi, W. (2013). Using Brand constellation to segment the market: a goal systemic perspective. Proceedings of the 8th Global Brand Conference of the Academy of Marketing's Brand, Identity and Corporate Reputation Special Interest Group, Porto, Portugal, April 3-5.
• Decrop, A., & Masset, J. (2013). This is a piece of coral received from captain Bob: Meanings and functions of tourist souvenirs. Proceedings of the The 8th Consumer Psychology of Tourism, Hospitality and Leisure symposium, Istanbul, Turkey, June 1-5.
• den Ambtman, A., van Riel, A.C.R., Hammedi, W., & Lauche, K. (2013). Portfolio decision-making in service innovation: A conceptual framework. Proceedings of the 13th International Research Symposium on Service Excellence in Management, Karlstad, Sweden, June 10-13.
• Steils, N., Crié, D., & Decrop A. (2013). Online consumer learning: An exploratory study of brands' objectives and consumers' perceptions. Proceedings of the European Conference of the Association
  for Consumer Research, Barcelona, Spain, July 4-7.

Doctoral dissertations

• Bruneau, V. (2017), Assessing the effectiveness of loyalty programs in building engagement and loyalty, under the guidance of Profs. V. Swaen (UCL) & P. Zidda (UNamur)
  
• Leclercq, T. (2017), Essays on the engagement mechanisms in the value co-creation process: The case of gamification, under the guidance of Profs. I. Poncin (UCL) & W. Hammedi (UNamur)
  
• Steils, N. (2016), Antecedents and Consequences of Online Consumer Learning, under the gudiance of Profs. A. Decrop (Unamur) & D. Crié (University of Lille 1).
• Masset J. (2015), The recontextualization of special possessions in time, space, and the social environment: The case of tourist souvenirs, under the guidance of Prof. A. Decrop (Unamur).
• Dessart F. (2015), Sustainable Consumption: A signaling perspective, under the guidance of Prof. A. Decrop (Unamur).