SOLIMAN, Zied. Determinants of Global Trade Barriers: An Empirical Analysis of Cross-Country Variations Using a Comprehensive Trade Index. Journal of Business and Economic Options, [S. l.], v. 8, n. 4, p. 37–46, 2025. Disponível em: http://resdojournals.com/index.php/jbeo/article/view/452.. Acesso em: 26 dec. 2025.