Does NATO Encourage or Constrain Military Expenditure A Panel Analysis of Southeast European Countries in the Process of Euro-Atlantic Integration. Ekonomski izazovi / Economic Challenges, [S. l.], v. 14, n. 29, 2026. Disponível em: http://publikacije.uninp.edu.rs/index.php/ei/article/view/299.. Acesso em: 30 jan. 2026.