| Affiliation: | 1. Harvard University, Littauer Center, Cambridge MA, 02138, USA;2. National Bureau of Economic Research, Cambridge MA, USA;3. Yale School of Management, 165 Whitney Avenue, New Haven CT, 06511, USA;4. London School of Economics, Department of Finance, London, WC2A 2AE, UK;5. Dodge and Cox, 555 California St., San Francisco CA, 94104, USA;1. Department of Economics, Harvard University, 1805 Cambridge St, Cambridge, MA 02138, USA;2. National Bureau of Economic Research, USA;1. New York University Stern School of Business, 44 West Fourth Street, New York, 10012-1126, NY, United States;2. Nuffield College, University of Oxford, 1 New Road, Oxford, OX1 1NF, United Kingdom;3. Centre for Research in Economics and Management, University of Minho, Campus de Gualtar, Braga, 4710-057, Portugal |
