Monitoring and enforcement issues must be analysed when determining the effectiveness of pollution control regulation, and clearly influence choices about how to regulate. This book demonstrates how an economic analysis of law enforcement can generate important insights into how best to enforce pollution control regulation. It seeks to provide a clear and accessible way into the law and economics literature on enforcement. More specifically, it uses Gary Becker's deterrence model which, by differentiating between two enforcement variables (namely the probability of apprehension and conviction and the severity of sanction), facilitates a comparison of the effectiveness of different enforcement tools in inducing desirable behaviour. As such, it provides a valuable analytical tool in considering how best to pursue cost-effective enforcement. Major themes to be addressed include Becker's deterrence model and expansions thereof, reasons for compliance, environmental enforcement...