Matt Mitchell

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We study how the market for innovation affects enforcement of patent rights. Conventional wisdom associates the gains from trade with comparative advantage in manufacturing or marketing. We show that these gains imply that patent transactions should increase litigation risk. We identify a new source of gains from trade, comparative advantage in patent(More)
There is a paucity of objective information in the literature about first metatarsophalangeal (MTP) hemiarthroplasty. The authors postulate that it is a reasonable treatment option for severe hallux rigidus in selected patients. Twenty-two elective first MTP hemiarthroplasties were performed on 20 patients that met the inclusion criteria. Pre- and(More)
I claim that China during the Song Dynasty (960 – 1279 AD) (Song China hereafter) experienced the onset of an Economic Revolution, preceding England's by nearly a millennium. The concept of Economic Revolution is defined to include two types – one Premodern (non-science based) with a low growth rate of per capita product and one Modern (science-based) with(More)
Comments are appreciated and can be sent to wkerr@hbs.edu and wlincoln@umich.edu. We thank Sarah Rahman for excellent research assistance. and anonymous referees for their insights. This paper is a revised and shortened version of HBS Working Paper 09-005, and a subsequent version will be published in the Journal of Labor Economics. The views expressed(More)
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