1. School of Economics and Management, Nanchang University, Nanchang, China
2. Research Center of the Central China for Economic and Social Development, Nanchang University, Nanchang, China
3. Department of Business Administration, Institute of Southern Punjab, Multan, Pakistan
4. School of Economics and Management, Dalian University of Technology, Dalian, P.R. China
5. Department of Business Administration, ILMA University, Karachi, Pakistan