Analysis of the Technical Efficiency of Rice Production in Fogera District of Ethiopia: A Stochastic Frontier Approach. Ethiopian Journal of Economics, [S. l.], v. 26, n. 2, p. 89–108, 2018. Disponível em: https://ethiopianjournalofeconomics.org/index.php/EJE/article/view/189.. Acesso em: 18 apr. 2026.