The effect of Sub Saharan African import Weighted Tariff policy on Foreign Direct Investment. Lapai Journal of Economics, [S. l.], v. 4, n. 1, p. 122–133, 2020. DOI: 10.2022/lje.v4i1.68. Disponível em: https://ojs.ibbujournals.com.ng/index.php/lje/article/view/68. Acesso em: 12 jul. 2025.