HAN, Peiqi. Optimal Tariff Pricing: The Mistake of USA Increase Its Tariff Using Reciprocal Tariff Calculation Formula. Journal of Innovation and Development, [S. l.], v. 14, n. 3, p. 277–281, 2026. DOI: 10.54097/ezx92x35. Disponível em: https://drpress.org/ojs/index.php/jid/article/view/33669. Acesso em: 2 may. 2026.