1. Queen’s University, Kingston, Canada
2. University of Bologna, Italy, CEPR, Toulouse School of Economics, France
3. Department of Economics, European University Institute, Italy, CEPR, and University of Bologna, Italy
4. University of Bologna, Italy and CEPR
5. Toulouse School of Economics, Université Toulouse 1 Capitole, France
6. Samuel Curtis Johnson Graduate School of Management, Cornell University, USA
7. University of Bologna, Bologna, Italy
8. Bank of Canada, Ottawa, Canada
9. Kelley School of Business, Indiana University, USA