SPECIFIC FEATURES OF USING BIG DATA IN MAKING MARKETING DECISIONS Authors Y. Yarova https://orcid.org/0000-0003-0334-7264 DOI: https://doi.org/10.32702/2307-2105.2026.5.227 Downloads pdf (Українська) Published 2026-05-26 Issue No. 5 (2026): Efektyvna ekonomika Section Статті