[1] Univ Wisconsin, Wisconsin Sch Business, Madison, WI USA
[2] Tongji Univ, Sch Econ & Management, Shanghai 200092, Peoples R China
[3] Univ South Carolina, Darla Moore Sch Business, Columbia, SC USA
[4] Shanghai Jiao Tong Univ, Antai Coll Econ & Management, Shanghai, Peoples R China
[5] Purdue Univ, Krannert Sch Management, W Lafayette, IN 47907 USA