This paper employs non-parametric specification tests developed in Hong and Li (2005) to evaluate several one-factor reduced-form credit risk models for actual default intensities. Using estimates for actual default probabilities provided by Moody’s KMV from 1994 to 2005 for 106 U.S. firms in...

Electricity economics has stimulated the development of important branches of economic theory like the theories of peak-load and second-best pricing. Its problems are rarely simple and their difficulty is often aggravated by the non-storable nature of electricity. First intuitions can even be...