ZHOU, Helper; ZONDO, Robert. Do Firms’ Growth Rates Follow a Random Walk? Evidence from Incubated Small and Medium Enterprises in South Africa. African Journal of Inter/Multidisciplinary Studies, [S. l.], v. 5, n. 1, p. 1–12, 2023. DOI: 10.51415/ajims.v5i1.2009. Disponível em: https://ojs.sabinet.co.za/index.php/ajims/article/view/2009. Acesso em: 5 jun. 2026.