This study uses a Cox proportional hazards model to analyze changes in the risk of unplanned outages in U.S. nuclear power plants after the Three Mile Island (TMI) accident. The unplanned outage hazard is related to safety by the fact that most such outages begin with unplanned reactor scrams....

Mainland China faces myriad problems as it enters the 21st century. One of the gravest of these problems is how to provide mainland China's stagnant economy with sufficient impetus for economic development without pushing the country's already battered environment over an ecological cliff. One...