Teacher turnover
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Identifying the causal impact of teacher turnover is a difficult task. The main threat to a causal interpretation of the association between teacher entry rates and student performance is, of course, the self-selection or assignment of incoming teachers to student groups that are already lower or higher performing. To address this concern, we focus on…
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Introduction Recent research has established that teachers matter for student achievements (Rivkin, Hanushek, Kain, 2005, Rothstein, 2010, Chetty, Friedman, Rockoff, 2014, Chetty, Friedman, Rockoff, 2014, etc.). On the basis of this evidence, policy in the US has, sometimes controversially, moved towards hiring and firing teachers on the basis of measurable impacts on student test scores…
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