Capital-Intensity and the Efficiency of Factor Use (A Comparative Study Of The Observed Capital-Labour Ratios Of Pakistani Industries). The Pakistan Development Review, [S. l.], v. 10, n. 2, p. pp.232–263, 1970. DOI: 10.30541/v10i2pp.232-263. Disponível em: https://thepdr.pk/index.php/pdr/article/view/276. Acesso em: 18 oct. 2025.