European countries have the world's most redistributive tax and transfer systems. While they have been well equipped to deal with vertical inequality - that is, fostering redistribution from the rich to the poor - less is known about their performance in dealing with horizontal inequality, that...

The flat income tax has become increasingly popular recently, yet its implementation is limited to Eastern Europe. We analyse the distributional and efficiency effects of flat tax scenarios for Western European countries. Our simulations show that flat tax rates required to attain revenue...

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...

Deutschland wird häufig ein im europäischen Vergleich überdurchschnittliches Abgabenniveau bescheinigt. Da dies als eine der Hauptursachen für vergleichsweise schwaches Wachstum und hohe Arbeitslosigkeit gilt, werden in der wirtschaftspolitischen Debatte vermehrt Reformen des progressiven...

Following the report of the Stiglitz Commission, measuring and comparing well-being across countries has gained renewed interest. Yet, analyses that go beyond income and incorporate non-market dimensions of welfare most often rely on the assumption of identical preferences to avoid the...