[1] Univ Hong Kong, Sch Business, Pokfulam, KK Leung Bldg, Hong Kong, Peoples R China
[2] Penn State Univ, Smeal Coll Business, 354 Business Bldg, University Pk, PA 16802 USA
[3] Ohio State Univ, Fisher Coll Business, 2100 Neil Ave, Columbus, OH 43210 USA