Employment contracts are often incomplete, leaving many responsibilities subject to workers’ discretion. High work morale is therefore essential for sustaining voluntary cooperation and high productivity in firms. We conducted a field experiment to test whether workers reciprocate wage cuts...

What determines reciprocity in employment relations? We conducted a controlled field experiment to measure the extent to which monetary and non-monetary gifts affect workers’ performance. We find that non-monetary gifts have a much stronger impact than monetary gifts of equivalent value. We...

This contribution contains an international comparison of preferences. Using two Discrete Choice Experiments (DCE), it measures willingness to pay for health insurance attributes in Germany and the Netherlands. Since the Dutch DCE was carried out right after the 2006 health reform, which made...

Using data from the German Socio-Economic Panel (N = 13,145), we investigate the effects of (not) achieving aspirations on subjective well-being. We match individual-level data about life satisfaction aspirations with their subsequent realizations and we jointly estimate two panel-data...

Using longitudinal data from the German Socio-Economic Panel (SOEP), we show that paternal unemployment has a surprisingly positive causal effect on the "Big 5" personality traits of children aged 17 to 25. In particular, our results from longitudinal value-added models for personality suggest...