1. Marketing and Market Research Department, Melilla Campus, Universidad of Granada, 52005 Melilla, Spain
2. Enterprise Economy and Organization Department, Faculty of Economics, Campus de El Ejido 6, University of Málaga, 29071 Málaga, Spain
3. School of Management, Hospitality and Tourism, University of the Algarve, 8005-246 Faro, Portugal
4. Department of Economics and Social Sciences, Universitat Politècnica de València, 46022 València, Spain