1. Institute of Economics and Finance, Maria Curie-Skłodowska University, pl. Marii Curie-Skłodowskiej 5, 20-031 Lublin, Poland
2. School of Agriculture, Food and Environment, Royal Agricultural University, Stroud Road, Cirencester GL7 6JS, UK
3. Countryside and Community Research Institute, University of Gloucestershire, Swindon Road, Cheltenham GL50 4AZ, UK
4. Lincoln Institute for Agri Food Technology, University of Lincoln, Riseholme Park, Lincoln LN2 2LG, UK