SUMNER, G. Monopolistic Competition? The Rise of Brand-Chain Competition and Unresolved Social Questions. Advances in Social Sciences Research Journal, [S. l.], v. 5, n. 1, 2018. DOI: 10.14738/assrj.51.4113. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/4113. Acesso em: 19 apr. 2024.