NBER

Chad D. Cotti, Bryan Engelhardt, Joshua Foster, Erik T. Nesson, Paul S. Niekamp

NBER Working Paper No. 27187
Issued in May 2020, Revised in August 2020

---- Acknowledgments ----

The authors wish to thank Dhaval Dave, Thomas Fujiwara, Catherine Maclean, John Mullahy, Nathan Tefft, and Dave Vaness for helpful comments, and Safegraph for providing access to their data. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.

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