1. Professor, School of Economics and Finance, Xi’an Jiaotong Univ., Xi’an, Shaanxi 710049, PR China (corresponding author). ORCID: .
2. Professor, School of Transportation and Logistics, Dalian Univ. of Technology, Dalian 116024, China. ORCID: .
3. Ph.D. Candidate, Dept. of Civil Engineering, Nagoya Univ., Nagoya 4640803, Japan. ORCID: .