EVALUATING THE EFFECTIVENESS OF MARKETING CAMPAIGNS USING DATA-DRIVEN ATTRIBUTION MODELS Authors O. Liashenko https://orcid.org/0000-0002-0197-4179 T. Kravets https://orcid.org/0000-0003-4823-5143 Ye. Kostovetskyi https://orcid.org/0009-0005-0775-4432 DOI: https://doi.org/10.32702/2307-2105.2026.4.55 Downloads pdf (Українська) Published 2026-04-23 Issue No. 4 (2026): Efektyvna ekonomika Section Статті