ANALYSIS OF THE STRUCTURE OF FINANCIAL AND ECONOMIC INSTRUMENTS FOR THE DEVELOPMENT OF BLUE TOURISM Authors O. Semenov https://orcid.org/0009-0004-1745-4698 DOI: https://doi.org/10.32702/2307-2105.2026.5.249 Downloads pdf (Українська) Published 2026-05-26 Issue No. 5 (2026): Efektyvna ekonomika Section Статті