Ana Đorđević (formerly Kitić), University of Niš, Serbia, 

Lidia Petrova Galabova, Technical University of Sofia, Bulgaria, 

DOI: 10.26341/issn.2241-4010-2026-1c-9

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Koutsogiannou Sotiria Graduate, Department of Economics and Sustainable Development, Harokopio University Chalioris Konstantinos PhD, Economist, Department of Economics and Sustainable Development, Harokopio University of Athens Karametou Panagiota PhD, Member of Special Teaching Staff (E.DI.P.), Department of Economics and Sustainable Development, Harokopio University of Athens Mitoula Roido Professor, Department of Economics and Sustainable Development, Harokopio University of Athens