This article provided an overview of the costs and benefits of regulating mercury emissions from power plants using IQ gains as a measure of benefits. Our assessment suggests strongly that the benefits are not likely to be worth the costs. This is true both for the command-and-control regulatory...

After three decades of experience with extensive government regulation and oversight of health, safety and environmental matters, we have reason to believe that those measures have largely failed to fulfill their initial promise, but many of the initial promises were infeasible goals of a...