1. Department of Human Resources Management, School of Business Administration, Shanghai Lixin University of Accounting and Finance, Shanghai, People’s Republic of China
2. Department of Economics, School of International Economics and Trade, Shanghai Lixin University of Accounting and Finance, Shanghai, People's Republic of China
3. School of Business, University of Dundee, Dundee, UK
4. IZA - Institute of Labor Economics, Bonn, Germany
5. Global Labour Organization (GLO)