1. Agrifood Economics Unit Agrifood Research and Technology Centre of Aragon (CITA) Zaragoza Spain
2. AgriFood Institute of Aragon–IA2 CITA‐University of Zaragoza Zaragoza Spain
3. Agricultural Economics and Rural Policy Group Wageningen University Wageningen The Netherlands
4. Department of Trade and Accounting Czech University of Life Sciences in Prague Prague Czech Republic