We formally analyze the effects of legal presumptions in patent litigation. We set up a novel contest model to study litigation outcomes, judgement errors, and resource dissipation under three alternative presumption criteria: a presumption that the patent is valid; a presumption that the patent...

The purpose of this chapter is to survey the academic literature on the economics of litigation and to synthesize its main themes. The chapter begins by introducing the basic economic framework for studying litigation and out-of-court settlement. One set of issues addressed is positive (or...

Preliminary injunctions (PIs) are important in litigation in many settings, including antitrust, copyright, patent, trademark, employment and labor relations, and contracts. The filing of a PI and the court's ruling generate information that can impact settlement. We find that some plaintiffs...