In a social choice model with an infinite number of agents, there may occur "equal size" coalitions that a preference aggregation rule should treat in the same manner. We introduce an axiom of equal treatment with respect to a measure of coalition size and explore its interaction with common...

We investigate the hypothesis that conditioning transfers to poor families on school attendance leads to a reallocation of household resources enhancing the human capital of the next generation, via the effect of the conditionality on the shadow price of human capital. We estimate the price...

Participation in social programs, such as clubs and other social organizations, results from a process in which an agent learns about the requirements, benefits, and likelihood of acceptance related to a program, applies to be a participant, and, finally, is accepted or rejected. The authors...

This paper studies a situation in which parties are better informed than voters about the optimal policies for voters. We show that voters are able to infer the parties' information by observing their electoral positions, even if parties have policy preferences which differ substantially from...

We develop a model in which political parties but not voters are informed about which policies induce the optimal outcome for the voters. Policies can be located on the real life. Parties are policy-oriented, and have polarized preferences, i.e., any leftward move of the implemented policy is...