1. College of Economics and Management, Beijing University of Technology, Beijing, China; Witten Institute for Family Business, University of Witten/Herdecke, Witten, Germany
2. Hamdard Institute of Management Sciences, Islamabad Campus, Pakistan
3. Faculty of Economics and Social Sciences, Szent István University, H-2100, Gödöllő, Hungary; TRADE Research Entity, North-West University, 1900, Vanderbijlpark, South Africa
4. TRADE Research Entity, Faculty of Economic and Management Sciences, North-West University, Potchefstroom, South Africa
5. Department of Engineering Management and Entrepreneurship, Faculty of Engineering, University of Debrecen, H-4028, Debrecen, Hungary; College of Business and Economics, University of Johannesburg, Johannesburg, South Africa