Uses New York City panel data to show that teachers switching grades or subjects within a school hurt student achievement, at about a third the effect of a new teacher.
Uses records for over one million children to show that students assigned to high value-added teachers are more likely to attend college and earn more.
Uses 41 million Danish savings observations to show that retirement subsidies mostly shift assets between accounts, raising total saving by only one cent per dollar.
Tests whether teacher value-added measures are biased, using previously unobserved parent characteristics and a quasi-experimental design based on staffing changes.
Examines whether boys' early behavior problems predict their lower rates of high school graduation, college completion, and years of schooling in adulthood.
Characterizes intergenerational income mobility at every U.S. college using data on over 30 million students, documenting stark differences in access by parent income.
Investigates whether campus religious group participation mediates the link between high school religious attendance and college grades, especially for Black and Hispanic students.