1. China Merchants Bank Postdoctoral Program, Shenzhen, P.R. China
2. School of Business Administration, Zhongnan University of Economics and Law, Wuhan, P.R. China
3. School of Economics and Management, Hubei University of Technology, Wuhan, P.R. China
4. School of Economics, Jinan University, Guangzhou, P.R. China
5. Doctoral Research Workstation of China Guangfa Bank, Guangzhou, P.R. China