1. Postgraduate, Dept. of Engineering Management, Central Univ. of Finance and Economics, Beijing, China.
2. Professor, Dept. of Engineering Management, Central Univ. of Finance and Economics, Beijing, China; Postdoctoral, Antai College of Economics and Management, Shanghai Jiao Tong Univ., Shanghai, China.
3. Undergraduate, School of Management Science and Engineering, Central Univ. of Finance and Economics, Beijing, China.
4. Professor, Antai College of Economics and Management, Shanghai Jiao Tong Univ., Shanghai, China.