Technical, Allocative and Economic Efficiency of Soya bean Production: The Case of Smallholder Farmers in Pawe District, Ethiopia. Ethiopian Journal of Economics, [S. l.], v. 29, n. 2, p. 43–70, 2021. Disponível em: https://ethiopianjournalofeconomics.org/index.php/EJE/article/view/223.. Acesso em: 21 apr. 2026.