In this article, polarization measurement is presented as a useful tool for characterizing the net transfers of income between individuals caused by a tax reform. The bipolarization measure, which considers just two poles and represents the idea of the disappearance of the middle class, may...

The aim of this paper is to provide a connection between concentration and inequality. In particular, we show that the general entropy inequality indices are, among inequality measures, those consistent with the whole set of Hannah-Kay concentration indices. We isolate the inequality component...

Contains 15 papers, which were presented at the Fourth Meeting of the Society for the Study of Economic Inequality, Catania, Sicily, July 2011. This title includes measuring segregation, welfare and liberty, the use of influence functions in distributional analysis, and the axiomatic approach to...