This article belongs to the Special Issue New Insights into Transport Economics and Renewable Energy Sources=Ten artykuł należy do wydania specjalnego New Insights into Transport Economics and Renewable Energy Sources. Publikacja w Open Access na licencji Creative Commons Attribution (CC BY) license. The project 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, |