We study whether age is related to willingness to compete in a large sample of men and women between 19-39 years old. The age span is larger than commonly used in lab experiments, and most importantly avoids both adolescence and menopause. Our main finding is that the gender gap is smaller at...

This article documents a positive and sizable correlation between the location of historical Christian missions and the allocation of present-day World Bank aid at the grid-cell level in Africa. The correlation is robust to an extensive set of geographical and historical control variables that...

It is a contentious issue whether large scale mining creates local employment, and the sector has been accused of hurting women's labor supply and economic opportunities. This paper uses the rapid expansion of mining in Sub-Saharan Africa to analyze local structural shifts. It matches 109...

First-past-the-post elections in single-member districts make legislators more accountable to their district of election compared to proportional electoral systems. Accountability makes politicians more sensitive to voters' preferences when deciding where and how to allocate public expenditure,...

In public good games, voluntary contributions tend to start of high and decline as the game is repeated. If high contributors are matched, however, contributions tend to stay high. We propose a formalization predicting that high contributors will selfselect into groups committed to charitable...

In public good games, voluntary contributions tend to start off high and decline as the game is repeated. If high contributors are matched, however, contributions tend to stay high. We propose a formalization predicting that high contributors will self-select into groups committed to charitable...