In this paper, we define a new class of richness measures. In contrast to the often used headcount, these new measures are sensitive to changes in rich persons' income and therefore allow for a more sophisticated analysis of richness. We demonstrate the application of these new measures to...

In Germany, there is an ongoing debate about how to increase the efficiency of the social security system and especially its financing. The aim of this paper is to simulate different financing systems for Germany. The introduction of a Liberal British or the Southern Greek financing system...

Die Komplexität des deutschen Steuersystems hat in den vergangenen Jahren immer wieder Kritik hervorgerufen und zu verschiedenen Verbesserungsvorschlägen geführt, von denen jedoch bislang noch keiner ungesetzt wurde. Denn um eine breite politische Akzeptanz zu erlangen, müssen...

Recent discussions about rising inequality in industrialized countries have triggered calls for more government intervention and redistribution. Due to obvious behavioral effects caused by redistribution, it is however not clear whether redistributional policies are indeed able to combat...