Columbia Economist Says Chetty, Friedman, and Rockoff Are Wrong About VAM | Diane Ravitch's blog - 0 views
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Jeff Bernstein on 28 Jul 14"Moshe Adler, professor of economics at Columbia University, has emerged as one of the most incisive critics of the work of Raj Chetty, John Friedman, and Jonah Rockoff on Value-added measurement (VAM)."