Belgibayev А. А. .; Akimbekova Г. У. . Multiplicative Models of the Relationship Between GRP and Investments in Fixed Assets by Macro-Regions of Kazakhstan. Economy of Regions, [S. l.], v. 22, n. 1, p. 85–96, 2026. DOI: 10.17059/ekon.reg.2026-1-7 . Disponível em: https://economyofregions.org/ojs/index.php/er/article/view/1277. Acesso em: 23 mar. 2026.