NGOs activities and local government spending in Upper West region of Ghana : are they complements or substitutes?. International Review of Philanthropy & Social Investment, [S. l.], v. 1, n. 1, p. 73–86, 2026. DOI: 10.47019/IRPSI.2020/v1n1a6. Disponível em: https://www.irpsi.com/index.php/site/article/view/34. Acesso em: 13 jun. 2026.