Gary Becker, Sarah Cattan, Philipp Eisenhauer, Miriam Gensowski, Jeffrey Grogger, Lars Hansen,
Chris Hansman, Kevin Murphy, Petra Todd, Ben Williams, Ken Wolpin, and Junjian Yi, as well as
from participants at the Yale Labor/Macro Conference (May 2006), University of Chicago
Applications Workshop (June 2006), the New York University Applied Microeconomics Workshop
(March 2008), the University of Indiana Macroeconomics Workshop (September 2008), the Applied
Economics and Econometrics Seminar at the University of Western Ontario (October 2008), the
Empirical Microeconomics and Econometrics Seminar at Boston College (November 2008), the IFS
Conference on Structural Models of the Labour Market and Policy Analysis (November 2008), the
New Economics of the Family Conference at the Milton Friedman Institute for Research in Economics
(February 2009), the Econometrics Workshop at Penn State University (March 2009), the Applied
Economics Workshop at the University of Rochester (April 2009), the Economics Workshop at
Universidad de los Andes, Bogota (May 2009), the Labor Workshop at University of
Wisconsin-Madison (May 2009), the Bankard Workshop in Applied Microeconomics at the University
of Virginia (May, 2009), the Economics Workshop at the University of Colorado-Boulder (September,
2009), and the Duke Economic Research Initiative (September, 2009). A website containing
supplementary material is available at http://jenni.uchicago.edu/elast-sub. The views expressed herein
are those of the authors and do not necessarily reflect the views of the National Bureau of Economic
Research.
© 2010 by Flavio Cunha, James Heckman, and Susanne Schennach. All rights reserved. Short sections
of text, not to exceed two paragraphs, may be quoted without explicit permission provided that full
credit, including © notice, is given to the source.