THE VOLATILITY SPILLOVER EFFECT OF COVID-19 ON INVESTOR SENTIMENT IN JOHANNESBURG STOCK EXCHANGE. Acta Economica, [S. l.], v. 22, n. 41, p. 131–152, 2024. DOI: 10.7251/ACE2441131M. Disponível em: https://ae.ef.unibl.org/index.php/ae/article/view/495.. Acesso em: 28 apr. 2026.