We use fluctuations of female sex hormones occurring naturally over the menstrual cycle or induced by hormonal contraceptives to determine the importance of sex hormones in explaining gender differences in competitiveness. Participants in a laboratory experiment solve a simple arithmetics task...

Competition involves two dimensions, rivalry for resources and social-status ranking. In our experiment we exclude the first dimension and investigate gender differences in the preference for status ranking. Participants perform a task under non-rivalry incentives. Before doing so, individuals...

Exploiting a unique policy reform in Egypt that reduced the number of years of compulsory schooling, we show how it unexpectedly increased education attainment as more students chose to complete the next school stage. This impact is almost entirely driven by girls from more disadvantaged...

We analyze the determinants of female labor market participation for different age-groups in the European Union. We show that female participation is positively affected by tertiary education at any age. But upper secondary education increases participation only up to an age of 40 while after...

Women may face systematically greater benefits than men from adopting certain technologies. Yet women often hold lower bargaining power, meaning that men's preferences may constrain household adoption when decisions are joint. When low female bargaining power constrains adoption of the...

We investigate how religious beliefs affected the take up of the birth control pill and impacted women's outcomes using the 1970 liberalization of oral contraceptives in the Netherlands. We first document a massive and immediate drop in fertility among minor women, aged 21 or younger, for whom...