Administrative regulations and tort law both impose controls on activities that cause mortality risks, but they do so in puzzlingly different ways. Under a relatively new and still-controversial procedure, administrative ...

Many people believe that the problem of climate change would be best handled by an international agreement that includes a system of cap and trade. Such a system would impose a global cap on greenhouse gases emissions and ...

Greenhouse gas reductions would cost some nations much more than others, and benefit some nations far less than others. Significant reductions would impose especially large costs on the United States, and recent projections ...