NBER

Robert L. Clark, Robert G. Hammond, Siyan Liu

NBER Working Paper No. 26272
Issued in September 2019

---- Acknowledgments ----

The authors gratefully acknowledge funding from the Sloan Foundation, Grant Number 2013-10-20. The research reported here is part of an on-going project that is being conducted in partnership with the North Carolina Retirement Systems Division. The opinions and conclusions expressed herein are solely those of the authors and do not represent the opinions or policy of the North Carolina Retirement System, any other institution with which the authors are affiliated, or the National Bureau of Economic Research.

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