First Author:   Wael Louhichi ESSCA SCHOOL OF MANAGEMENT wael.louhichi@essca.fr   55 QUAI LA GALLO BOULOGNE BILLANCOURT, 92100, FRANCE   +33 6 98 89 71 25(Phone) +33 6 98 89 71 25(Fax) http://www.essca.fr/professeurs-recherche/corps-professoral/louhichi-wael/ Second Author: Ousayna Zreik ESC Rennes School of Business ousaynazreik@ymail.com