Cortés Aguilar A, Palacio García LA, Parra Carreño DF. Partners vs. Strangers: Identification of the Group Membership in the Contribution to Public Goods. ecos.econ. [Internet]. 2014 Jun. 30 [cited 2024 Apr. 30];18(38):135-5. Available from: https://publicaciones.eafit.edu.co/index.php/ecos-economia/article/view/2516