Tariff Protection, Import Substitution and Investment Efficiency. The Pakistan Development Review, [S. l.], v. 5, n. 2, p. pp.249–270, 1965. DOI: 10.30541/v5i2pp.249-270. Disponível em: https://thepdr.pk/index.php/pdr/article/view/116. Acesso em: 28 oct. 2025.