1. Food Science & Management, School of Agricultural, Forest and Food Sciences (BFH-HAFL), Bern University of Applied Sciences, Länggasse 85, 3052 Zollikofen, Switzerland
2. Faculty of Economics and Rural Development, Vietnam National University of Agriculture, Gia Lam District, Hanoi 131000, Vietnam
3. Department of Economics, The Swedish University of Agricultural Sciences, Ulls Hus, Ulls Väg 27, 756 51 Uppsala, Sweden
4. Faculty of Accounting and Business Management, Vietnam National University of Agriculture, Gia Lam District, Hanoi 131000, Vietnam
5. Department of Economics and Marketing, Fruit and Vegetable Research Institute, Gia Lam District, Hanoi 131000, Vietnam