INTERNATIONAL ECONOMIC LEADERSHIP: EVOLUTION OF CONCEPTS, KEY ACTORS, COMPETITIVENESS FACTORS, AND MECHANISMS FOR ENHANCING THE EU'S GLOBAL ROLE Authors О. Chernega https://orcid.org/0000-0002-8504-6299 Yu. Bocharova https://orcid.org/0000-0002-4829-8948 G. Gorina https://orcid.org/0000-0003-0900-0640 T. Коzhukhova https://orcid.org/0000-0001-6758-9890 DOI: https://doi.org/10.32702/2307-2105.2026.2.13 Downloads pdf (Українська) Published 2026-02-19 Issue No. 2 (2026): Efektyvna ekonomika Section Статті