1. Department of Public Economics, School of Economics; Fudan University; Shanghai P. R. China
2. Center for Energy Economics and Strategy Studies; Fudan University; Shanghai P. R. China
3. Institute of Policy and Management; Chinese Academy of Sciences; Beijing P. R. China
4. Research Program, East-West Center; Honolulu; HI USA
5. Centre for Climate Economics and Policy; Crawford School of Public Policy; The Australian National University; Canberra Australia