MADDISON, A. Comparative productivity levels in the developed countries. PSL Quarterly Review, [S. l.], v. 20, n. 83, 2014. DOI: 10.13133/2037-3643/11704. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/11704. Acesso em: 30 apr. 2024.