1. Department of Economics, School of Business, Tecnocampus-University Pompeu Fabra, Av. Ernest Lluch, 32, 08302 Mataró (Barcelona), Spain
2. Associate Professor in Applied Economics, Department of Economics, Faculty of Tourism, University of Girona, Plaça Ferrater Mora, 1, 17004 Girona, Spain
3. Associate professor in Business, Department of Management and Business, School of Business, Tecnocampus-University Pompeu Fabra, Av. Ernest Lluch, 32, 08302 Mataró (Barcelona), Spain