Why do people work unpaid overtime? We show that remarkable long-term labor earnings gains are associated with unpaid overtime in West Germany. A descriptive analysis suggests that over a 10-year period workers with unpaid overtime experience on average at least a 10 percentage points higher...

We provide the first joint evidence on the relationship between individuals' cognitive abilities, their personality and earnings for Germany. Using data from the German Socio-Economic Panel Study, we employ scores from an ultra-short IQ-test and a set of measures of personality traits, namely...

The paper analyses the effect of class size, which stands proxy for school quality, on early career earnings. Using confidential district level information from the German Socio- Economic Panel (GSOEP), it is demonstrated that class size has no discernible effect on early career earnings. This...

Diese Studie betrachtet die im deutschen sozioökonomischen Panel (GSOEP) erfassten gewichteten monatlichen Bruttoverdienste vollzeitbeschäftigter Erwerbstätiger in der Periode 1984 bis 1999. Dabei werden einige Aspekte der Einkommensverteilung aufgedeckt, die von der bislang allgemein...