1. School of Public Administration, Central South University, Changsha 410075, China
2. Social Survey and Opinion Research Centre, Central South University, Changsha 410075, China
3. Social Development and Social Policy Research, Central South University, Changsha 410075, China
4. School of Public Administration, Hunan Normal University, Changsha 410081, China
5. GUST Centre for Sustainable Development, Gulf University for Science and Technology, West Mishref 32093, Kuwait
6. Advanced Research Centre, European University of Lefke, Lefke, Northern Cyprus TR-10, Mersin 99010, Turkey