Publikacja dostępna w wersji elektronicznej w open access na licencji Creative Commons Attribution 4.0 International (CC BY 4.0). Received: 2 October 2020, accepted: 17 December 2020, published: 20 December 2020. Publikacja wydana w: Special Issue "Sustainable Development from the Management and Social Science Perspective" / editors Małgorzata Karpińska-Krakowiak, Łukasz Skowron. This research is financed within the framework of the program of the Minister of Science and Higher Education under the name “Regional Excellence Initiative” in the years 2019–2022. |