Ferreira Mendes, N., 		dos Santos Reis, W., 		Barros Costa, A., & 		Matias-Pereira, J.
(2022).
 Government Expenditures with Brazilian Social Security: an analysis in the light of the Public Choice Theory and the Marxist current of thought.
<em>Espacios Públicos, 22</em>(55), 51-73.
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