1. José María Barrero is Assistant Professor of Finance at Instituto Tecnológico Autónomo de México (ITAM), Mexico City, Mexico.
2. Nicholas Bloom is William Eberle Professor of Economics at Stanford University, Stanford, California.
3. Steven J. Davis is a Senior Fellow at the Hoover Institution, Stanford, California, and William H. Abbott Distinguished Service Professor of International Business and Economics, University of Chicago Booth School of Business, Chicago, Illinois. .