1. School of Economics and Management, Taiyuan University of Science and Technology, 030024 Taiyuan, P.R. China; Research Center for Corporate Social Responsibility, Taiyuan University of Science and Technology, 030024 Taiyuan, P.R. China
2. School of Economics and Management, Taiyuan University of Science and Technology, Taiyuan 030024, P.R. China
3. School of Economics and Management, Taiyuan University of Science and Technology, 030024 Taiyuan, P.R. China
4. Department of Economics, Faculty of Operation and Economics of Transport and Communications, University of Zilina, Univerzitna 1, 010 26 Zilina, Slovak Republic
5. Division of Farms and Enterprises Economics, Lithuanian Institute of Agrarian Economics, V. Kudirkos g. 18, 01113 Vilnius, Lithuania