First Author:   Ramzi Benkraiem Audencia Business School, France rbenkraiem@audencia.com         Second Author: Safa Gaaya IRG, University of Paris-Est, France safa.gaaya@u-pec.fr         Third Author: Faten Lakhal Léonard de Vinci Pôle Universitaire, Research Center, 92916 Paris La Défense, France faten.lakhal@devinci.fr