Two groups of voters of known sizes disagree over a single binary decision to be taken by simple majority. Individuals have different, privately observed intensities of preferences and before voting can buy or sell votes among themselves for money. We study the implication of such trading for...

This paper analyzes whether political outcomes in local democracies are determined by the preferences of the median - typically poor - agents or whether they reflect the wishes of the wealthy elites. A model shows that when politicians belonging to different groups can form coalitions, the...

When is a finite number of binary voting choices consistent with the hypothesis that the voter has preferences that admit a (quasi)concave utility representation? I derive necessary and sufficient conditions and a tractable algorithm to verify their validity. I show that the hypothesis that the...

People differ in their willingness to take risks. Recent work found that revealed preference tasks (e.g., laboratory lotteries) - a dominant class of measures-are outperformed by survey-based stated preferences, which are more stable and predict real-world risk taking across different domains....