Affiliation: | (1) LIP6, Université Paris 6, 8, rue du Capitaine Scott, 75015 PARIS Cedex 15, France;(2) LAMSADE, Université Paris Dauphine, Place du Maréchal De Lattre De Tassigny, 75775 Paris 16, France;(3) Leonard, N. Stern School of Business, New York University, 44, West 4th Street, New York, NY 10012-1126, USA |