This paper reviews the history of the practice of quarantines, rediscovering the 19th century 'Sanitarian' movement in Britain that sprang from a recognition that quarantines had failed to stop the spread of diseases and were not cost-effective. To our knowledge, the key figure among the...

Regional disparities are pronounced and persistent. Regional data of high quality are needed to improve the understanding of the origins and consequences of regional disparities and the effectiveness of regional policies through empirical analysis. Against the background of existing problems...

I analyze the demand side impacts of a supply side intervention into the market for illegal drugs in what has been described as America's largest open air drug market. Beginning in 2018, the Pennsylvania Attorney General's office and the Philadelphia Police Department engaged in an ambitious...

People’s ability to access essential services is key to their labour market and social inclusion. An important dimension of accessibility is physical accessibility, but little cross-country evidence exists on how close people live to the services facilities they need. This paper helps to...

Welche Bedeutung hat eine Lockerung der Kontaktbeschränkungen für die Erholung der deutschen Wirtschaft, und welche Schlussfolgerungen für das angemessene Niveau der Kontaktbeschränkungen sind in den kommenden Monaten zu ziehen? Um diese Fragen zu beantworten, wird abgeschätzt, welche...

Policymakers attempt to reduce the growth of congestion by spending billions of dollars annually on our road system. We evaluate this policy by estimating the determinants of congestion costs for motorists, trucking operations, and shipping firms. We find that, on average, one dollar of highway...