academic research value-added meal

VALUE-ADDED MEAL: A study by researchers at Columbia and Harvard analyzing 20 years' worth of data on 2.5 million children as they aged from fourth grade to adulthood, took 18 million tests and eventually filed tax returns, suggests that students who have teachers with demonstrated track records of improving test scores benefit in other ways, too. The kids with high-performing teachers typically had lower teen pregnancy rates and (eventually) higher incomes. The full report (PDF) is loaded with algorithms; the executive summary (PDF) and the NYTimes report are smoother reads.

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