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Affirmative Action in Brazilian Universities: Evidence From Longitudinal Data
Claudia Bueno Rocha Vidigal1, Vinicius Gonçalves Vidigal1
1Department of Applied Economics, University of Minnesota, St. Paul, MN, USA.
Evaluation Review
|March 18, 2026
Summary
Brazilian higher education quotas for race and income do not significantly affect student academic performance. Analysis of national data shows that inclusion policies do not negatively impact grades for any student group.
Area of Science:
- Education Policy
- Sociology of Education
- Higher Education Studies
Background:
- Higher education access in Brazil is influenced by socioeconomic and racial disparities.
- Affirmative action policies, including racial and low-income quotas, have been implemented to address these disparities.
- The academic impact of these quotas on student performance remains a subject of ongoing research and debate.
Purpose of the Study:
- To evaluate the impact of racial and low-income quotas on the academic performance of senior students in Brazilian colleges and universities.
- To determine if quota implementation affects the academic outcomes of both quota and non-quota students.
- To analyze these effects across various academic disciplines.
Main Methods:
- Utilized longitudinal data from Brazil's Higher Education Census.
- Incorporated data from the National Examination of Student Performance (ENADE).
- Employed a fixed effects econometric approach to control for unobserved student and institutional characteristics.
Main Results:
- Neither racial quotas nor low-income quotas demonstrated a statistically significant impact on the academic performance of students.
- This finding was consistent for both students admitted through quotas and those admitted through general admission.
- The analysis across different fields of study indicated no negative effect on overall student achievement due to quota inclusion.
Conclusions:
- The implementation of racial and low-income quotas in Brazilian higher education does not appear to negatively influence student academic performance.
- These findings suggest that inclusive admission policies can be maintained without compromising academic standards.
- Further research could explore long-term impacts and other non-academic outcomes associated with these policies.
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