Ludovic Renou European University Institute   European University Institute Department of Economics Via dei Roccettini, 9 San Domenico di Fiesole, FI 50014 Italy   renou@iue.it   http://www.iue.it/Personal/Researchers/renou       Primary Research Focus: Game theory, contract theory, financial and monetray economics   JEL Areas: C7 : Game Theory and Bargaining Theory:General D0 : Microeconomics: General