ASSESSMENT OF COUNTRIES’ COMPETITIVENESS THROUGH MEASUREMENT OF R&D EXPENDITURES Authors A. Voloshyn https://orcid.org/0000-0002-0632-380X DOI: https://doi.org/10.32702/2307-2105.2026.3.89 Downloads pdf (Українська) Published 2026-03-20 Issue No. 3 (2026): Efektyvna ekonomika Section Статті