Many American policy analysts point to Denmark as a model welfare state with low levels of income inequality and high levels of income mobility across generations. It has in place many social policies now advocated for adoption in the U.S. Despite generous Danish social policies, family...

This report reviews the effectiveness of early childhood stimulation interventions in developing countries. The report aims to answer the questions: What works in terms of early stimulation for young children in developing countries? For whom and under what conditions do these programs work and...

This study investigates how the first childbirth affects the wage processes of highly attached women. We estimate a flexible fixed effects wage regression model extended with post-birth fixed effects by the control function approach. Register data on West Germany are used and we exploit the...

Children who grow up in deprived neighborhoods underperform at school and later in life but whether there is a causal link remains contested. This study estimates the effect of very deprived neighborhoods, characterized by a high density of social housing, on the educational attainment of...

Generous government-mandated parental leave is generally viewed as an effective policy to support women's careers around childbirth. But does it help women to reach top positions in the upper pay echelon of their firms? Using longitudinal employer-employee matched data for the entire Norwegian...

This paper examines the effects of substantial changes in paid parental leave on child development and socio-economic development gaps. We exploit a German reform from 2007 that both expanded paid leave in the first year and removed paid leave in the second year following childbirth....

In a 1-year randomized controlled trial involving thousands of university students, we provide real-time private feedback on relative performance in a semester-long online assignment. Within this setup, our experimental design cleanly identifies the behavioral response to rank incentives (i.e.,...