Human Capital Development Before Age Five
NBER Working Paper No. 15827
---- Acknowledgements ----
We thank Maya Rossin and David Munroe for excellent research assistance, participants in the Berkeley Handbook of Labor Economics Conference in November 2009 for helpful comments, and Christine Pal and Hongyan Zhao for proofreading the equations. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.