This paper considers optimal linear tax structures that are differentiated according to group membership. Groups can be heterogeneous with respect to both preferences and abilities. Contrary to most arguments in favour of tax privileges for certain groups, e.g. gender-based taxation, it is shown...

This paper deals with discrete labour supply decisions of different groups of persons in response to a change in net wage rates. The centrepiece of this approach is individuals' switching between working time categories, while facing switching costs that arise when people expand or reduce...

This paper compares student evaluation of teaching on the web site MeinProf.de to the standard evaluation procedures at German universities. While MeinProf offers the advantage of a broad, publicly available database, a number of theoretical and econometric problems emerge. Many of these...

Using a new panel dataset comprising publication and appointment data for 889 German academic economists over a quarter of a century, we confirm the familiar hypothesis that publications are important for professorial appointments, but find only a small negative effect of appointments on...

Using a new panel data set comprising publication and appointment data for 889 German academic economists over a quarter of a century, we confirm the familiar hypothesis that publications are important for professorial appointments, but find only a small negative effect of appointments on...

This paper analyzes the wage development of mothers interrupting their careers, in comparison to the wages of men who do not face a parental interruption. We estimate OLS regression models for different subcategories defined by age and point in time. We use data from the German Socioeconomic...

Mithilfe linearer Regressionen und einer anschließenden Blinder-Oaxaca-Dekomposition werden Erwerbseinkommensunterschiede zwischen Frauen und Männern im Jahr 2009 untersucht. Dabei werden neben den klassischen Humankapitalindikatoren Ausbildung und Berufserfahrung auch Variablen zum sozialen...

Subject of this paper is the investigation of wage developments of women interrupting their careers for giving birth tochildren in comparison to men's wages not facing a parental interruption. We estimate OLS regression models for different subcategories defined by age and point in time. We use...

Education decisions determine a great part of future income. This paper argues that if education is financed by parents' current income a lump-sum tax reduces inequality if all parents have strict investment incentives. However, if some parents are indifferent there is a possible decrease in the...

The (socio-)psychological concepts of individual aspiration for con- formity and consistency are integrated into the rational-choice frame- work. By using this integrative approach it is shown that after a shock the aspiration for conformity results in an equilibrium which deviates from the homo...