We document new facts on the distribution of male fertility and its relationship with men's labor market outcomes. Using Norwegian registry data on all births since 1967, we show that rates of male childlessness in recent cohorts are 72% among the lowest five percent of earners but only 11%...

We document new facts on the distribution of male fertility and its relationship with men's labor market outcomes. Using Norwegian registry data on all births since 1967, we show that rates of male childlessness in recent cohorts are 71\% among the lowest five percent of earners but only 11\%...

We investigate the effects of a large-scale Norwegian reform that provided extra teachers to 166 lower secondary schools with relatively high student-teacher ratios and low average grades. We exploit these two margins using a regression discontinuity setup and find that the reform reduced the...

We investigate the effects of a large-scale Norwegian reform that provided extra teachers to 166 lower secondary schools with relatively high student-teacher ratios and low average grades. We exploit these two margins using a regression discontinuity setup and find that the reform reduced the...

Drawing on our recent work on local effects of Chinese development projects in Africa, this review article highlights a number of distinguishing features of Chinese aid, and discusses how these may translate into local aid impacts that differ from those of other donors. Unlike aid from other...

Men are more competitive than women, but we do not know how stable competitive preferences are. We conduct a pre-registered data collection in the Norwegian Armed Forces, a traditionally male environment, using survey measures of competitiveness that are known to be correlated with competitive...

Men are more competitive than women, but we do not know how stable competitive preferences are. We conduct a pre-registered data collection in the Norwegian Armed Forces, a traditionally male environment, using survey measures of competitiveness that are known to be correlated with competitive...

Contact theory and conflict theory offer sharply conflicting predictions about the effects of interethnic exposure on prejudice. Contact theory predicts that close collaborative contact under conditions of equal status causes a reduction in interethnic prejudice. By contrast, conflict theory...

Ghana is experiencing its third gold rush, and this paper sheds light on the socioeconomic impacts of this rapid expansion in industrial production. The paper uses a rich data set consisting of geocoded household data combined with detailed information on gold mining activities, and conducts two...