1. Doctoral School of Economics and Regional Sciences, Hungarian University of Agriculture and Life Sciences, Páter Károly u. 1, 2100 Godollo, Hungary
2. Centre for Higher Studies and Research, Bangladesh University of Professionals, Dhaka 1216, Bangladesh
3. Faculty of Business, Multimedia University, Melaka 75450, Malaysia
4. Faculty of Economics, University of South Bohemia, 37005 České Budějovice, Czech Republic
5. Institute of Agricultural and Food Economics, Hungarian University of Agriculture and Life Sciences, Páter Károly u. 1, 2100 Godollo, Hungary