Julio Davila University of Pennsylvania   Dept. of Economics University of Pennsylvania 3718 Locust Walk Philadelphia, PA 19104-6297 USA   davilaj@ssc.upenn.edu   http://www.ssc.upenn.edu/~davilaj/   Biographical Sketch: 2000-present: Assistant Professor, Dept Economics, U. of Pennsylvania; 1998-present: Researcher CNRS, Paris; 1994-1998: Profesor Titular, Dept. Economics, U. Autonoma de Barcelona; 1995: Postdoctoral Fellow, Harvard U.; 1994: PhD Economics EHESS (Delta), Paris; 1990: BA Economics, U. Complutense de Madrid   Primary Research Focus: Sunspot , Correlated Equilibria, Indeterminacy, Fluctuations   JEL Areas: D5 : General Equilibrium and Disequilibrium: General C7 : Game Theory and Bargaining Theory:General