1. Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, People’s Republic of China
2. University of Chinese Academy of Sciences, Beijing, People’s Republic of China
3. China Center for Agricultural Policy, School of Advanced Agricultural Sciences, Peking University, Beijing, People’s Republic of China
4. School of Economics and Management, Shanxi University, Taiyuan, People’s Republic of China
5. School of Economics and Management, Southwest Forestry University, Kunming, People’s Republic of China