1. School of Economics and Management, Southwest Jiaotong University, Chengdu, People’s Republic of China
2. China Railway Economic and Planning Research Institute, Beijing, People’s Republic of China
3. Department of Civil Engineering, The University of Hong Kong, Hong Kong, People’s Republic of China
4. Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, Hong Kong, People’s Republic of China
5. School of Transportation and Logistics, Southwest Jiaotong University, Chengdu, People’s Republic of China
6. Department of Architecture and Civil Engineering, City University of Hong Kong, Hong Kong, People’s Republic of China
7. Passenger Transport Department of China Railway Corporation, Beijing, People’s Republic of China