Do Principals Fire the Worst Teachers?
NBER Working Paper No. 15715
---- Acknowledgements -----
Generous financial support was provided by the William T. Grant Foundation. Thanks to Nancy Slavin, Raquel Saucedo, Art Kim, Joshua Garcia, Lauren McClellan, Amy Nowell, Dan Bugler, Ascencion Juarez and Angela Alonzo at the Chicago Public Schools, and to Tim Daly and Andy Sokatch at The New Teacher Project. Thanks to Elias Walsh, Mimi Engel, Sharon Traiberman and Stephanie Rennane for excellent research assistance. Thanks to Kerwin Charles, John Dinardo Lars Lefgren and seminar participants at the University of Michigan for helpful comments and suggestions. Any errors are my own. The views expressed herein are those of the author and do not necessarily reflect the views of the National Bureau of Economic Research.