Substitution Elasticities in the Large- Scale Manufacturing Industries of Pakistan. The Pakistan Development Review, [S. l.], v. 20, n. 1, p. pp.1–36, 1981. DOI: 10.30541/v20i1pp.1-36. Disponível em: https://www.thepdr.pk/index.php/pdr/article/view/555. Acesso em: 7 dec. 2025.