1. Department of Global Health, Boston University School of Public Health, Boston, MA, USA.
2. Institute for Social Research and Data Innovation, University of Minnesota, Minneapolis, MN, USA.
3. School of Medicine, Stanford University, Stanford, CA, USA.
4. Sociology Department, University of Minnesota, Minneapolis, MN, USA.
5. Department of Geography, Environment and Society, University of Minnesota, Minneapolis, MN, USA.
6. National Bureau of Economic Research (NBER), Cambridge, MA, USA.