First Author:   Frederic Peltrault EURIsCO University of Paris Dauphine frederic.peltrault@dauphine.fr   Universite Paris Dauphine, UFR Economie Appliquée, Place du Marechal de Lattre de Tassigny Paris, 75775 Cedex 16, France       Second Author: Michel Blanchard INALCO and EURIsCO University of Paris Dauphine michel.blanchard@dauphine.fr