The goal of this paper is to examine the timing of environmental compliance inspections and determine the extent to which such inspections can be predicted. The paper focuses on modeling the inspections at hazardous waste facilities in the U.S. using detailed data on individual inspections and...

We include probabilistic announcements in a standard public goods experiment. Although the possibility of having decisions announced encourages subjects to contribute more to the group account, learning that some individuals are free-riding more than the average has a negative effect.