1. EMbeDS and Institute of Economics (LEM)Scuola Superiore Sant'Anna Pisa Italy
2. Sciences Po, OFCE Paris France
3. SKEMA Business SchoolUniversité Côte d'Azur Nice France
4. Department of EconomicsColumbia University New York NY USA
5. Macro, International and Labour Economics Department, School of Business and EconomicsMaastricht University Maastricht Netherlands