ROGALSKA, Elżbieta. Effectiveness of expansionary fiscal policy under conditions of state fiscal crisis. Oeconomia Copernicana, [S. l.], v. 3, n. 4, p. 5–22, 2012. DOI: 10.12775/OeC.2012.020. Disponível em: https://oeconomia.pl/index.php/oc/article/view/454. Acesso em: 14 feb. 2026.