The expansion of wind-generation in the United States poses significant challenges to policy-makers, particularly because wind’s intermittency and unpredictability can exacerbate problems of congestion on a transmission constrained grid. Understanding these issues is necessary if optimal...

The European debt crisis has posed a challenge for many people to understand, both non-Europeans and Europeans alike. Even economists, finance specialists and market commentators are often uncertain of its causes or in the interpretation of events ongoing, or of past events that have taken place...