The Implication of the New CBN Cashless Economy Policy on Nigerian Banking Stocks: GARCH Models Approach. International Journal of Development Mathematics (IJDM), [S. l.], v. 1, n. 2, p. 200–205, 2024. DOI: 10.62054/ijdm/0102.16. Disponível em: https://ijdm.org.ng/index.php/Journals/article/view/59.. Acesso em: 28 jun. 2026.