1. Research Institute for Global Value Chains University of International Business and Economics Beijing China
2. China Center for Agricultural Policy School of Advanced Agricultural Sciences Peking University No. 5 Yiheyuan Road, Haidian District Beijing100871China
3. Department of Agricultural, Food and Resource Economics Michigan State University 446 West Circle Dr., Rm 202 East Lansing MI48824USA
4. China Academy for Rural Development Zhejiang University No. 866 Yuhangtang Road Hangzhou310058China