1. School of Public Affairs, University of Science and Technology of China, Hefei, P.R. China
2. Department of Management & Organisation, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands
3. College of Economics and Management, Nanjing Agricultural University, Nanjing, P.R. China
4. Wageningen University & Research, Wageninge, The Netherlands
5. School of Public Administration, Hunan University, ChangSha, P.R. China
6. School of Business, Nanjing University, Nanjing, P.R. China