The Impact of Eyeglasses on the Academic Performance of Primary School Students : Evidence from a Randomized Trial in Rural China

Abstract

About 10% of primary school students in developing countries have poor vision, yet in virtually all of these countries very few children wear glasses. There has been almost no research on the impact of poor vision on school performance in developing countries, and simple OLS estimates are likely to be biased because students who study more often are likely… (More)

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