1. National School of Development, Beijing University, China
2. Institute for Global Health and Development, Beijing University, China
3. PKU China Center for Health Economic Research, Beijing University, China
4. Centre for Health Behaviours Research, JC School of Public Health and Primary Care, The Chinese University of Hong Kong, Shatin, Hong Kong
5. Department of Economics, John Chambers College of Business and Economics, West Virginia University, Morgantown, WV, USA
6. Center for International Cooperation and Disciplinary Innovation of Income Distribution and Public Finance (111 Center), Zhongnan University of Economics and Law, Wuhan, China
7. Hubei Finance and Development Research Center, Zhongnan University of Economics and Law, Wuhan, China