NBER Working Paper No. 25209
Issued in November 2018, Revised in December 2018
---- Acknowledgments ----
Partial support for this research came from a Eunice Kennedy Shriver National Institute of Child Health and Human Development research infrastructure grant, R24 HD04282, to the Center for Studies in Demography and Ecology at the University of Washington. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.
---- Disclosure of Financial Relationships for Joseph J. Sabia ----
Dr. Sabia acknowledges research support from the Center for Health Economics & Policy Studies (CHEPS) at San Diego State University, which includes grants received from the Charles Koch Foundation.