Does the death penalty save lives? A surge of recent interest in this question has yielded a series of papers purporting to show robust and precise estimates of a substantial deterrent effect of capital punishment. We assess the various approaches that have been used in this literature, testing...

This paper develops a model in which individuals gain social status among their peers for being 'tough' by committing violent acts. We show that a high penalty for moderately violent acts (zero-tolerance) may yield a double dividend in that it reduces both moderate and extreme violence. The...

Gemäß der klassischen ökonomischen Theorie der Kriminalität sollte ein Anstieg der erwarteten Strafe (also des Produktes aus Strafwahrscheinlichkeit und Strafmaß) eine Reduktion der Kriminalität bewirken. In der empirischen Analyse gestaltet sich ein Test dieser überschaubar anmutenden...

Under a great variety of legally relevant circumstances, people have to decide whether or not to cooperate, when they face an incentive to defect. The law sometimes provides people with sanctioning mechanisms to enforce pro-social behavior. Experimental evidence on voluntary public good...

This paper offers a new argument for why a more aggressive enforcement of minor offenses (zero-tolerance) may yield a double dividend in that it reduces both minor offenses and more severe crime. We develop a model of criminal subcultures in which people gain social status among their peers for...