"For over a century, courts and commentators have struggled to find principles that reconcile patent and antitrust law, especially as to patent licensing. We interpret case law and commentary to arrive at three unifying principles for acceptable terms of license. Profit neutrality' holds that...

Can directed technical change be used to combat climate change? We construct new firm-level panel data on auto industry innovation distinguishing between "dirty" (internal combustion engine) and "clean" (e.g. electric and hybrid) patents across 80 countries over several decades. We show that...