This paper modifies the optimal penalty analysis by incorporating investment incentives with external benefits. In the models examined, the recommendation that the optimal penalty should internalize the marginal social harm is no longer valid as a general rule. We focus on antitrust...

The recent financial crisis and recession provide an opportunity to reexamine the dynamic versus static efficiency tradeoff in antitrust enforcement policy. We examine implications of the optimal antitrust enforcement model when dynamic efficiency is incorporated. The “dynamic enforcement...