We employ an empirical approach designed to control for selection issues to estimate the effect of taking Advanced Placement (AP) Economics in high school on student performance on a high-stakes, ...

SAN JOSE — Economics teacher Sam Lepler had the most students in the entire world earning perfect scores on the advanced placement exams this year. And yet The Harker School teacher is modest and a ...

Some of the nation’s most prestigious colleges have been enrolling record numbers of low-income students as campuses ...