1. School of Finance, Zhongnan University of Economics and Law, Wuhan 430073, China;
2. School of Economics, Huazhong University of Science and Technology, Wuhan 430074, China;
3. Faculty of Business and Economics, The University of Hong Kong, Pokfulam, Hong Kong;
4. School of Management, Jinan University, Guangzhou 510632, China;
5. The Paul Merage School of Business, University of California, Irvine, Irvine, California 92697