INTEGRAL INDEX OF DIGITAL MATURITY OF THE NATIONAL ECONOMY: METHODOLOGY OF FORMATION AND EVALUATION ALGORITHM Authors O. Korotun https://orcid.org/0000-0002-5628-8301 DOI: https://doi.org/10.32702/2307-2105.2026.4.108 Downloads pdf (Українська) Published 2026-04-23 Issue No. 4 (2026): Efektyvna ekonomika Section Статті