MARKETING STRATEGIES OF PRICING IN E-COMMERCE Authors O. Petrytska https://orcid.org/0009-0002-8842-5371 DOI: https://doi.org/10.32702/2307-2105.2025.4.37 Downloads pdf (Українська) Published 2025-04-17 Issue No. 4 (2025): Efektyvna ekonomika Section Статті