Management of Energy Recourses, Marginal Input- Output Coefficients, and Layers of Techniques: A Case Study of US Chemical Industry. The Pakistan Development Review, [S. l.], v. 46, n. 4II, p. pp.517–536, 2022. DOI: 10.30541/v46i4IIpp.517-536. Disponível em: https://thepdr.pk/index.php/pdr/article/view/2205. Acesso em: 7 jun. 2025.