A Linear and Non-Linear Causality Analysis between Military Expenditures and External Debt in NATO Member Countries. European Journal of Marketing and Economics, [S. l.], v. 7, n. 4, p. 141–153, 2024. DOI: 10.26417/33gq2s37. Disponível em: https://revistia.com/index.php/ejme/article/view/3518. Acesso em: 12 may. 2026.