Face Masks Considerably Reduce Covid-19 Cases in Germany

Abstract
We use the synthetic control method to analyze the effect of face masks on the spread of Covid-19 in Germany. Our identification approach exploits regional variation in the point in time when face masks became compulsory. Depending on the region we analyse, we find that face masks reduced the cumulative number of registered Covid-19 cases between 2.3% and 13% over a period of 10 days after they became compulsory. Assessing the credibility of the...
Paper Details
Title
Face Masks Considerably Reduce Covid-19 Cases in Germany
Published Date
Jun 29, 2020
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