Author(s): |
Nan Liu, School of Management, Chongqing Jiaotong University, Chongqing, China, 400074 Long Liu, College of Design and Innovation, Tongji University, Shanghai, China, 200092 Fengxia Xu, School of Finance and Economics, Chongqing Jiaotong University, Chongqing, China, 400074 |