Walid HICHRI GREQAM & University of Aix-Marseilles   GREQAM, 2 rue de la charité Marseille, 13011 France   hichri@ehess.vcharite.univ-mrs.fr   http://www.vcharite.univ-mrs.fr/GREQAM   Biographical Sketch: PhD candidate. Thesis entitled "interior solution, information and communication in a public goods game: an Experimental analysis"   Primary Research Focus: Experimental Economics, individual and aggregate behavior, public goods, interactions   JEL Areas: C9 : Design of Experiments: General H0 : Public Economics: General