1. Universidad del CEMA, Av. Córdoba 374 (C1054AAP) Buenos Aires, Argentina (e-mail: )
2. University of Toronto and Institute for Management and Innovation, 3359 Mississauga Road, Mississauga, ON, Canada, L5L 1C6 (e-mail: )
3. Johns Hopkins University, 100 International Drive, Baltimore, MD 21202 (e-mail: )
4. University of Toronto, 150 St. George Street, Toronto, ON, Canada, M5S 3G7 (e-mail: )