3 IZA Discussion Papers
IZA Discussion Paper No. 14376
revised version forthcoming in: American Economic Journal: Economic Policy
IZA Discussion Paper No. 12545
revised version published as "Health Effects of Low Emission Zones: Evidence from German Hospitals" in: Journal of Environmental Economics and Management, 109, 2021, 102512
IZA Discussion Paper No. 8180
published in: Economic Journal, 2014, 124(578), F481–F512