THEORETICAL JUSTIFICATION FOR THE IMPROVEMENT AND DEVELOPMENT OF THE NON-STATE PENSION SYSTEM IN UKRAINE Authors V. Kvas https://orcid.org/0000-0002-3689-1605 A. Oleshko https://orcid.org/0000-0001-9328-7730 DOI: https://doi.org/10.32702/2306-6814.2025.16.74 Downloads pdf (Українська) Published 2025-08-14 Issue No. 16 (2025): Investytsiyi: praktyka ta dosvid Section Статті