Does teacher merit pay work? A new study says yes.


Washington Post, July 23, 2012


There’s very good evidence that teacher quality matters a lot in terms of student performance in school and success later on in life. The economist Raj Chetty of Harvard, for example, has found that students randomly placed with more experienced kindergarten teachers not only perform better on tests but earn more and save more for retirement as adults, are likelier to go to college, and go to better colleges than their peers with less experienced teachers. Eric Hanushek of Stanford estimates that a good teacher – defined as at the 84th percentile, or one standard deviation above the mean for you stats nerds – provides students with test scores associated with an increase of between $22,000 and $46,000 in lifetime earnings.

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