NBER Retirement Research Center Paper No. NB 11-08
Issued in September 2011
---- Acknowledgements -----
We are grateful to Paul Horak for research assistance. The research was supported by the U.S. Social Security Administration (SSA) grant #5 RRC08098400-03-00 to the NBER as part of the SSA Retirement Research Consortium (RRC). 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, the affiliations of the authors, or the NBER.