ANALYZING KENYA’S MACROECONOMIC INDICATORS WITH PRINCIPAL COMPONENT ANALYSIS AND HIERARCHICAL REGRESSION. Scientific Digest : Journal of Applied Engineering, [S. l.], v. 10, n. 6, p. 1–21, 2022. Disponível em: https://joae.org/index.php/JOAE/article/view/118.. Acesso em: 12 may. 2026.