EVALUATING THE EFFECTIVENESS OF A COUNTERTREND TRADING STRATEGY BASED ON CRYPTOCURRENCY PRICE FLUCTUATIONS Authors V. Polianskyi https://orcid.org/0000-0001-7178-2132 A. Lytvynenko https://orcid.org/0000-0001-5973-5173 DOI: https://doi.org/10.32702/2307-2105.2025.4.45 Downloads pdf (Українська) Published 2025-04-17 Issue No. 4 (2025): Efektyvna ekonomika Section Статті