CHENANE, Valentine Nafula; KETER, Joshua; KIPLAGAT, Hoseah. Academic program diversity, unit costs and economies of scale in public secondary schools in Kenya. African Journal of Empirical Research, Nairobi, Kenya, v. 7, n. 4, p. 913–922, 2026. DOI: 10.51867/ajernet.7.4.74. Disponível em: https://ajernet.net/ojs/index.php/ajernet/article/view/2453. Acesso em: 27 oct. 2026.