The Impact of Protectionism Policies and Geopolitical Issues on Supply Chain Management of Export-Import Companies  . Journal of Economics, Business and Banking, [S. l.], v. 1, n. 02, 2026. Disponível em: https://jurnal.haizumsaintek.com/index.php/econexus/article/view/87. Acesso em: 3 nov. 2026.