1. Ph.D. Candidate, School of Public Policy and Administration, Chongqing Univ., No. 174, Shazheng St., Shapingba District, Chongqing 400044, PR China.
2. Associate Professor, School of Economics and Management, Tongji Univ., Shanghai 200092, PR China (corresponding author). ORCID: .
3. Honorary Senior Research Fellow, Bartlett School of Sustainable Construction, Univ. College London, 1-19 Torrington Place, London WC1E 7HB, UK; Senior Fellow, Center for Transportation Public-Private Partnership Policy, Schar School of Policy and Government, George Mason Univ., 4400 Fairfax, VA 22030. ORCID: .
4. Professor, School of Public Policy and Administration, Chongqing Univ., No. 174, Shazheng St., Shapingba District, Chongqing 400044, PR China.
5. Ph.D. Candidate, School of Economics and Business Administration, Chongqing Univ., No. 174, Shazheng St., Shapingba District, Chongqing 400044, PR China.