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Konstantopoulos, Spyros; Chung, Vicki – American Educational Research Journal, 2011
Results from experimental and nonexperimental studies have shown that teachers differ in their effectiveness. In addition, evidence from nonexperimental studies has indicated that teacher effects last for 3 years in elementary grades. This study uses data from Project STAR and its follow-up study, the Lasting Benefits Study, to examine whether…
Descriptors: Mathematics Achievement, Reading Achievement, Science Achievement, Elementary School Students
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Konstantopoulos, Spyros; Chung, Vicki – American Journal of Education, 2009
The findings on the social distribution of the immediate and lasting benefits of small classes have been mixed. We used data from Project STAR and the Lasting Benefits Study to examine the long-term effects of small classes on the achievement gap in mathematics, reading, and science scores (Stanford Achievement Test). The results consistently…
Descriptors: Small Classes, Academic Achievement, Achievement Tests, Achievement Gap