1. School of Management and Economics, Beijing Institute of Technology, Beijing, P.R. China
2. Center for Energy and Environmental Policy Research, Beijing Institute of Technology, Beijing, P.R. China
3. Sustainable Development Research Institute for Economy and Society of Beijing, Beijing, P.R. China
4. Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, P.R. China
5. Beijing Key Lab of Energy Economics and Environmental Management, Beijing, P.R. China
6. Antai College of Economics and Management, Shanghai Jiao Tong University, Shanghai, P.R. China