1. Ph.D. Candidate, Business School, Hohai Univ., Nanjing 211100, China; Water Resources Economics Research Institute, Hohai Univ., Nanjing 211100, China. ORCID:
2. Professor, Business School, Hohai Univ., Nanjing 211100, China; Water Resources Economics Research Institute, Hohai Univ., Nanjing 211100, China; Global Environment and Natural Resources Institute and Dept. of Geography and GeoInformation Science, College of Science, George Mason Univ., Fairfax, VA 22030 (corresponding author). ORCID: .
3. Ph.D. Candidate, Business School, Hohai Univ., Nanjing 211100, China; Water Resources Economics Research Institute, Hohai Univ., Nanjing 211100, China.
4. College of Environmental Sciences and Engineering, Peking Univ., Beijing 100871, China.