Evaluating Nigeria Exchange Group All Share Index: Insights from Linear and GARCH Modeling Techniques. SCOPUA Journal of Applied Statistical Research, [S. l.], v. 1, n. 3, 2025. DOI: 10.64060/JASR.v1i3.6. Disponível em: https://journals.scopua.com/index.php/JASR/article/view/84. Acesso em: 28 feb. 2026.