Over the past two decades the role of private parties in the policing of environmental regulation has grown dramatically. In some cases the Environmental Protection Agency (EPA) has led the effort to involve private parties, either formally or informally. In other situations, private parties...

Regulation of hazardous waste and cleanup of contaminated sites are two major components of modern public policy for environmental protection. We review the literature on these related areas, with emphasis on empirical analyses. Researchers have identified many behavioral responses to regulation...

Facilities that self-police under the Environmental Protection Agency's Audit Policy are eligible for reduced penalties on disclosed violations. This paper investigates whether self-policing has additional consequences; in particular, whether self-policing reduces future enforcement activity....

This paper provides the first empirical analysis of the effectiveness of regulatory enforcement in increasing the environmental and safety performance of U.S. natural gas and hazardous liquid pipeline operators. The analysis combines data on federal regulatory inspections, enforcement actions,...