The Effect of Immigration on Productivity: Evidence from US States

Giovanni Peri

NBER Working Paper No. 15507
Issued in November 2009

---- Acknowledgements ----

I thank Greg Wright for outstanding Research Assistance. I thank two anonymous referees for very helpful comments on a previous draft of this paper and participants in several seminars for suggestions. I gratefully acknowledge generous funding from the John D. and Catherine T. MacArthur Foundation. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.

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