NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Labor Supply Responses to Marginal Social Security Benefits: Evidence from Discontinuities

Jeffrey B. Liebman, Erzo F.P. Luttmer, David G. Seif

NBER Working Paper No. 14540
Issued in December 2008

---- Acknowledgements -----

We thank seminar participants at the Boston Federal Reserve Bank, Harvard University, and NBER for helpful comments. This research was supported by the U.S. Social Security Administration through grant #10-P-98363-1-03 to the National Bureau of Economic Research as part of the SSA Retirement Research Consortium. The findings and conclusions expressed are solely those of the authors and do not represent the views of SSA, any agency of the Federal Government, or the NBER.

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