[1
]Harvard Business School, Baker Library 265, Boston, MA 02163 (email: )
[2
]Hass School of Business, UC Berkeley, F-614, Berkeley, CA 94720 (email: )
[3
]Wharton School, University of Pennsylvania, 1461 Steinberg-Dietrich Hall, 3620 Locust
Walk, Philadelphia, PA 19104 (email: )
[4
]Columbia Business School, Uris Hall 810, New York, NY 10027 (email: )
[5
]Marshall School of Business, University of Southern California, Ralph and Goldy Lewis
Hall 324, Los Angeles, CA 90089 (email: )
[6
]Stanford Graduate School of Business, 655 Knight Way, Stanford, CA 94305 (email: )
[7
]J. Mack Robinson College of Business, Georgia State University, 35 Broad Street, Atlanta,
GA 30303 (email: )