VAT ADMINISTRATION EFFICIENCY IN EUROPEAN INTEGRATION Authors O. Dubynska https://orcid.org/0000-0001-9699-107X G. Isanshyna https://orcid.org/0000-0001-5868-5733 DOI: https://doi.org/10.32702/2307-2105.2026.3.123 Downloads pdf (Українська) Published 2026-03-20 Issue No. 3 (2026): Efektyvna ekonomika Section Статті