1 Unesco Chair on Food, Culture and Development, Department of Food and Nutrition, Faculty of Health Sciences, Universitat Oberta de Catalunya (UOC), Rambla del Poblenou, 156, 08035 Barcelona, Spain.
2 Department of Business, Faculty of Business and Economic Sciences, Edifici Econòmiques, c/ de la Universitat de Girona, 10, Campus Montilivi, University of Girona, 17003 Girona, Spain.