MARTINS, A. P. Economies of depth: Technology, market structure and vertical integration. Journal of Economics and Political Economy, [S. l.], v. 9, n. 1, p. 1–53, 2022. DOI: 10.1453/jepe.v9i1.2289. Disponível em: https://journals.econsciences.com/index.php/JEPE/article/view/2289. Acesso em: 20 sep. 2024.