Consider the following social choice problem. A group of individuals seek to classify the elements of X as belonging in one of two sets. The individuals may disagree as to how the elements of X should be classified, and so an aggregation rule is applied to determine a compromise outcome. We...

This note presents a simple proof of Arrow's impossibility theorem using Saari's [3, 4] "geometry of voting".

We argue that political competition based on income redistribution à la Lindbeck and Weibull (Public Choice 52:273–297, <CitationRef CitationID="CR10">1987</CitationRef>) may cause distortive regulation in a competitive sector. For this purpose, we propose a model in which imposing a production quota allows the extraction of rents that...</citationref>