NBER Retirement Research Center Paper No. NB 06-02
Issued in December 2006
---- Acknowledgements -----
I thank Mike Hurd and conference participants at the NBER Program on Aging's 2006 Conference on Retirement Research 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 author and do not represent the views of SSA, any agency of the Federal Government, or the NBER. Any errors are my own.