AREGBEYEN, O. Public expenditure and economic growth in Africa. African Journal of Economic Policy, [S. l.], v. 14, n. 1, 2009. DOI: 10.4314/ajep.v14i1.44191. Disponível em: https://www.ajol.info/index.php/ajep/article/view/44191. Acesso em: 14 oct. 2026.