Affiliation: | 1. University of Guelph, Department of Economics and Finance, 50 Stone Road East, Guelph, ON N1G 2W1, Canada;2. Key Laboratory of Mathematical Economics and School of Economics, Shanghai University of Finance and Economics, Shanghai 200433, PR China;3. Ted Rogers School of Management, Ryerson University, Toronto, ON M5G 2C5, Canada;4. School of Economics, Shanghai University of Finance and Economics, Shanghai 200433, PR China |