Stalin's Great Terror was one of history's most massive political purges. In its form, the Terror resembled a one-shot, n-person prisoner's dilemma game. Although the Terror could not have been sustained if prisoners cooperated, most prisoners defected against one another, as the model would...

What motivates changes in energy policy? Typically, the process begins with a notable exogenous event, a shock. Often, the shock leads to what is perceived to be a crisis. This review essay surveys theories of crisis policymaking from the social science literature and considers their application...