Patent litigation as a leading market indicator

Learning by suing: stock market reactions to patent litigation decisions

Predatory patent litigation

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Who's Afraid of the Patent Trolls? Assessing the Market Impact of Landmark Patent Troll Litigation Outcomes

Patent trolls have changed the innovation and patent policy landscape. This thesis is an empirical event study that focuses on two landmark cases of patent troll litigation, RIM v. NTP and eBay v. Mercexchange, to determine whether pro-troll litigation outcomes significantly impact the market values of the firms in the high-tech industries they target. I find that the Supreme Court ruling in eB...

The Patent Litigation Explosion

This paper provides the first look at patent litigation hazards for public firms during the 80s and 90s. Consistent with our model, litigation is more likely when prospective defendants spend more on R&D, when prospective plaintiffs acquire more patents and when firms are larger and technologically close. Public firms face dramatically increased hazards of litigation as plaintiffs and even more...

Patent Litigation with Endogenous Disputes