Active versus Passive Investment Management Strategies: An Assessment of the Efficiency of the Capital Market in Zambia. International Journal of Advanced Business Studies, [S. l.], v. 4, n. 6, p. 1–30, 2025. DOI: 10.59857/a1njxy43. Disponível em: https://besra-journals.net/index.php/ijabs/article/view/139. Acesso em: 26 may. 2026.