VoxEU Column Unmasked! The effect of face masks on the spread of COVID-19 Klaus Wälde Timo Mitze Johannes Rode Reinhold Kosfeld 22 Jun 2020 COVID-19
VoxEU Column Measuring the impact of the German public shutdown on the spread of COVID-19 Klaus Wälde Enzo Weber Tobias Hartl 14 Apr 2020 COVID-19 Europe's nations and regions
Paper Article Face Masks Considerably Reduce Covid-19 Cases in Germany - A synthetic control method approach Klaus Wälde Timo Mitze Johannes Rode Reinhold Kosfeld 17 May 2022
Paper Article Measuring the impact of the German public shutdown on the spread of COVID-19 Klaus Wälde Enzo Weber Tobias Hartl 17 May 2022