Proposition 209 banned the use of racial preferences in admissions at public colleges in California. We analyze unique data for all applicants and enrollees within the University of California (UC) system before and after Prop 209. After Prop 209, minority graduation rates increased by 4.35...

We argue that once we take into account the students’ rational enrollment decisions, mismatch in the sense that the intended beneficiaries of affirmative action admission policies are made worse off ex ante can only occur if selective universities possess private information. Ex ante mismatch...