First Author:   Dhafer Saïdane Skema Business School, Université Nice Côte d'Azur dhafer.saidane@skema.edu   SKEMA Business School, Avenue Willy Brandt Lille, 59777, France   +33665390551(Phone) +33665390551(Fax) Second Author: Sana Ben Abdallah Univ. Manouba, ESCT, Campus Universitaire Manouba sana.ben.abdallaah@gmail.com   Mahdia, 5180, Tunisia   +21622657151(Phone)