1. Department of Health Policy and Management, Mailman School of Public Health, Columbia University , New York, NY 10032 , United States
2. National Bureau of Economic Research , Cambridge, MA 02138 , United States
3. Abdul Latif Jameel Poverty Action Lab (J-PAL), Cambridge, MA 02142, United States
4. Minnesota Management and Budget Agency , Saint Paul, MN 55155 , United States
5. Department of Economics, Bowdoin College , Brunswick, ME 04011 , United States
6. The Leonard Davis School of Gerontology , Los Angeles, CA 90089 , United States
7. The Schaeffer Center for Health Policy & Economics , Los Angeles, CA 90089 , United States