1. International Management, FH Joanneum, Eggenberger Allee 11, 8020, Graz, Austria
2. Department of Marketing and Trade, Faculty of Business and Economics, Mendel University in Brno, Zemědělská 1, 61300, Brno, Czech Republic
3. Research Center in Business and Economics (CICEE), Universidade Autónoma de Lisboa, Rua Sta. Marta 47, 5 Andar, 1150-293, Lisboa, Portugal
4. Higher Institute of Business and Tourism Sciences (ISCET), Rua de Cedofeita, 285, 4050-180, Porto, Portugal