In this article, we endogenously derive the soft budget constraint phenomenon in a federation when fiscal decisions are delegated to regions. In this framework, the softness of the regional budget constraint results from federal government cross-subsidization objective. We analyse the impact of...

How cooperation emerges between non-kins is a key issue for understanding the evolution of societies. Exploring the role of the heterogeneity of social preferences in the decision to contribute to the provision of public goods reveals that conditional cooperation explains the decay of...