Morris Kateeti Mbaluka, Dennis K. Muriithi and Gladys G. Njoroge (2021) “Application of Principal Component Analysis and Hierarchical Regression Model on Kenya Macroeconomic Indicators”, Utilitas Mathematica , 118, pp. 37–57. Available at: https://utilitasmathematica.com/index.php/Index/article/view/1541 (Accessed: 7 May 2026).