Lomachynska, I.A. and Churkina, I.Y. 2026. Decentralizing Economic Power in Ukraine: Institutional Mechanism, Current Trends, and Fiscal Aspects in the Sustainability Context. Scientific Bulletin of the National Academy of Statistics, Accounting and Audit. 1 (Mar. 2026), 105-119. DOI:https://doi.org/10.31767/nasoa.1-2026.10.