Agricultural Productivity, Efficiency, and Rural Poverty in Irrigated Pakistan: A Stochastic Production Frontier Analysis. The Pakistan Development Review, [S. l.], v. 42, n. 3, p. pp.219–248, 2003. DOI: 10.30541/v42i3pp.219-248. Disponível em: https://thepdr.pk/index.php/pdr/article/view/1904. Acesso em: 26 oct. 2025.