1. Faculty of Resources and Environmental Science, Hubei University, Wuhan 430062, China
2. National School of Business and Management of Tangier, Abdelmalek Essaâdi University, Tangier 90000, Morocco
3. Doctoral School of Economic and Regional Sciences, Hungarian University of Agriculture and Life Sciences, 2100 Godollo, Hungary
4. Faculty of Urban and Regional Planning, Cairo University, Giza 12613, Egypt
5. Department of Tourism and Hospitality, University of Tokaj-Hegyalja, 3950 Sárospatak, Hungary
6. Faculty of Economics and Business, John von Neumann University, 6000 Kecskemet, Hungary
7. Institute of Rural Development and Sustainable Economy, Hungarian University of Agriculture and Life Sciences, 2100 Godollo, Hungary