How likely is a catastrophic event that would substantially reduce the capital stock, GDP and wealth? How much should society be willing to pay to reduce the probability or impact of a catastrophe? We answer these questions and provide a framework for policy analysis using a general equilibrium...

In the first of the two companion papers, we show that the dynamic aspects of the license utilization decision in an uncertain environment, together with the usual policy of rewarding high license utilization with future license allocations. creates four components of the license price. These...

The analysis finds that in addition to U-shaped paths of environmental quality arising for growth in income per capita, growth in population can also produce socially efficient patterns that are U-shaped. Sufficient conditions for both types of paths are identified for a range of models and...