GNANGNON, S. K. Aid for Trade and Import Product Diversification: To What Extent Does Export Product Diversification Matter?. Economic Issues, [S. l.], v. 26, n. 2, p. 1–38, 2021. Disponível em: https://economicissues.org.uk/index.php/EI_OJS/article/view/348. Acesso em: 14 oct. 2026.