THE IMPACT OF INFRASTRUCTURE ACCESSIBILITY OF UKRAINIAN REGIONS ON SOLIDARITY IN SOCIETY: A METHODOLOGICAL APPROACH Authors О. Nykyforuk https://orcid.org/0000-0001-7376-3373 DOI: https://doi.org/10.32702/2307-2105.2026.2.4 Downloads pdf (Українська) Published 2026-02-19 Issue No. 2 (2026): Efektyvna ekonomika Section Статті