STRATEGIC PRICING AND POSITIONING OF TELECOMMUNICATIONS COMPANIES Authors N. Stelmakh https://orcid.org/0000-0003-4105-2301 DOI: https://doi.org/10.32702/2307-2105.2025.4.54 Downloads pdf (Українська) Published 2025-04-17 Issue No. 4 (2025): Efektyvna ekonomika Section Статті