Magnet Schools and Student Achievement

Education and Society

06 Jan 2023

Magnet Schools and Student Achievement

We estimate the impact of attending a magnet school on student achievement for a mid-sized southern district, using admissions lotteries to sort students into “treatment” and 
“control” groups. We find a positive magnet school effect on mathematics achievement 
Until we add controls for student demographics and prior achievement. This suggests that 
Despite random assignment in the lotteries, treatment and control groups differ with 
Respect to student characteristics that have an independent impact on achievement. The 
Most likely explanation is differential patterns of attrition among lottery winners and 
Losers.

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