BLOMSTRÖM, M.; LIPSEY, R.; OHLSSON, L. What do rich countries trade with each other? R&D and the composition of U.S. and Swedish trade. PSL Quarterly Review, [S. l.], v. 43, n. 173, 2013. DOI: 10.13133/2037-3643/10931. Disponível em: https://rosa.uniroma1.it/rosa04/psl_quarterly_review/article/view/10931. Acesso em: 5 may. 2024.