Estimation of Elasticities of Substitution for CES Production Functions using Data on Selected Manufacturing Industries in Pakistan. The Pakistan Development Review, [S. l.], v. 26, n. 2, p. pp.161–178, 2022. DOI: 10.30541/v26i2pp.161-178. Disponível em: https://thepdr.pk/index.php/pdr/article/view/766. Acesso em: 29 apr. 2025.