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Jepsen, Christopher; Rivkin, Steven – Journal of Human Resources, 2009
This paper investigates the effects of California's billion-dollar class-size-reduction program on student achievement. It uses year-to-year differences in class size generated by variation in enrollment and the state's class-size-reduction program to identify both the direct effects of smaller classes and related changes in teacher quality.…
Descriptors: Class Size, Reading Achievement, Economically Disadvantaged, Academic Achievement

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