BRAVO-URETA, B. E. Stochastic frontiers, productivity effects and development projects. Economics and Business Letters, [S. l.], v. 3, n. 1, p. 51–58, 2014. DOI: 10.17811/ebl.3.1.2014.51-58. Disponível em: https://reunido.uniovi.es/index.php/EBL/article/view/10235. Acesso em: 27 apr. 2024.