Affiliation: | 1. Department of Economics, Indiana University, Bloomington, IN, USA 2. EPEE, University of Evry, Evry, France 3. IPAG Business School, CNRS, VCREME and PSE, Paris, France 4. Aix-Marseille University (Aix-Marseille School of Economics), CNRS-GREQAM and EHESS, Marseille, France
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