KAMALDEEN IBRAHEEM NAGERI. RISK-RETURN RELATIONSHIP IN THE NIGERIAN STOCK MARKET DURING PANDEMIC COVID-19: SECTORAL PANEL GARCH APPROACH. Copernican Journal of Finance & Accounting, [S. l.], v. 10, n. 4, p. 97–116, 2022. DOI: 10.12775/CJFA.2021.017. Disponível em: https://apcz.umk.pl/CJFA/article/view/37579. Acesso em: 18 aug. 2024.