1. School of Management, Zhejiang University, Hangzhou 310027 Zhejiang, Peoples Republic of China;
2. School of Economics and Management, Tongji University, Shanghai 200092, Peoples Republic of China;
3. School of Management, Fudan University, Shanghai 200433, Peoples Republic of China;
4. Sheldon B. Lubar College of Business, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin 53211