Standard models of law enforcement involve the apprehension and punishment of a single suspect, but in many contexts, punishment is imposed on an entire group known to contain the offender. The advantages of group punishment are that the offender is punished with certainty and detection costs...

This article examines whether the wealth levels of injurers and victims in accident cases are relevant for the determination of efficient tort rules. When the standard of efficiency is wealth maximization, it is well known that the answer is no. In this article, we consider whether this is also...

Stated preference scenarios often provide information on intermediate biophysical processes but omit information on the resulting final services that provide utility. This may cause respondents to speculate about the effects of intermediate outcomes on their welfare, leading to biased welfare...