The Two-level CES Production Function for the Manufacturing Sector of Pakistan. The Pakistan Development Review, [S. l.], v. 28, n. 1, p. pp.1–12, 1989. DOI: 10.30541/v28i1pp.1-12. Disponível em: https://thepdr.pk/index.php/pdr/article/view/881. Acesso em: 27 oct. 2025.