This paper contributes to the debate about the optimal design of tax-transfer systems. Basedon the theory of optimal taxation, combined with microsimulation and microeconometrictechniques we derive the welfare function which makes the current German tax and transfersystem for single women optimal...

The labor market outcomes of ethnic minorities in advanced societies and their dependenceon social relationships and membership in social networks are important empirical issueswith significant policy consequences...

This paper examines resident foreigners´ interest in German citizenship. The study focuseson the roles played by attitudes towards foreigners, political interest of foreigners,intergenerational conflict between natives and foreigners and among foreigners themselves,and regional differences in...