Abílio, Belizário João. “The Impact of Tariffs on Economic Growth in Angola: Evidence from Domestic Investment (2002-2023)”. African Journal of Empirical Research 6, no. 2 (April 15, 2025): 154–171. Accessed May 22, 2026. https://ajernet.net/ojs/index.php/ajernet/article/view/970.