Usman, A. , Kane, I.L., Jibrin, S.A. , Sabo, S.A. and Muhammad, A.B. 2026. Modeling and Comparison of the Nigerian All Share Index Using ARIMA and Hybrid ARIMA-GARCH Models. International Journal of Science for Global Sustainability. 12, 1 (Mar. 2026), 224–231. DOI:https://doi.org/10.57233/ijsgs.v12i1.1034.