[1] Dartmouth Coll, Tuck Sch Business, Hanover, NH 03755 USA
[2] Columbia Univ, Columbia Business Sch, New York, NY 10027 USA
[3] Univ Calif Los Angeles, Anderson Sch Management, Los Angeles, CA USA
[4] Univ Penn, Wharton Sch, Philadelphia, PA 19104 USA
[5] Harvard Univ, Harvard Business Sch, Boston, MA 02115 USA
[6] Univ Munster, D-48149 Munster, Germany
[7] Univ Bologna, Dept Management, Bologna, Italy
[8] Carnegie Mellon Univ, HJ Heinz Coll, Pittsburgh, PA 15213 USA
[9] Univ Virginia, Darden Sch Business, Charlottesville, VA USA
[10] Univ Groningen, Fac Econ & Business, Groningen, Netherlands
[11] BI Norwegian Business Sch, Oslo, Norway