Research in criminology has shown that the perceived risk of apprehension often differs substantially from the true level. To account for this insight, we extend the standard economic model of law enforcement (Becker, 1968) by considering two types of offenders, sophisticates and naïves. The...

As scientists are motivated by readership rather than by royalties, one might doubt that academic copyright is required for protecting the authors' property rights and for stimulating research. Consequently, the possibility of moving to an open access regime by abolishing academic copyright is...

In 2003, Germany switched from a fee-for-service (FFS) system to a fixed-fee prospective payment system (PPS) in reimbursement schemes for hospitals. In close cooperation with two hospitals in Germany we have compiled a data set to analyze the impacts of the new system on the length of stay in...

Recently, the European Commission has issued the Directive 2004/35/CE on environmental liability with regard to the prevention and remedying of environmental liability. The Directive extends liability that usually refers to personal injuries and private property to harm where private property...