Affirmative Action and University Fit: Evidence from Proposition 209

Working Paper: NBER ID: w18523

Authors: Peter Arcidiacono; Esteban Aucejo; Patrick Coate; V. Joseph Hotz

Abstract: 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, graduation rates increased by 4.4%. We present evidence that certain institutions are better at graduating more-prepared students while other institutions are better at graduating less-prepared students and that these matching effects are particularly important for the bottom tail of the qualification distribution. We find that Prop 209 led to a more efficient sorting of minority students, explaining 18% of the graduation rate increase in our preferred specification. Further, universities appear to have responded to Prop 209 by investing more in their students, explaining between 23-64% of the graduation rate increase.

Keywords: affirmative action; college admissions; graduation rates; Proposition 209

JEL Codes: I23; I28; J15


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Proposition 209 (J78)graduation rates for underrepresented minorities (I24)
better matching (C78)graduation rates for underrepresented minorities (I24)
investment in students (I22)graduation rates for underrepresented minorities (I24)
characteristics of minority enrollees changed post-209 (I24)graduation rates for underrepresented minorities (I24)

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