I've been putting this off, but I have so many things to say to the antitrust and microeconomic theory and policy communities that have a common theme, it's time to bring the thoughts together in an organized way. Here we go!
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See AllAbstract Policy authorities are pushing non-equilibrium arguments (“untethered vertical math,” or “UVM”) to challenge vertical mergers. The typical UVM argument: if the merging upstream firm has a dom
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What is double marginalization? The answer is technical, but the technical discussion is long overdue. Tying, Bundling, and the Microfoundations of Double Marginalization Daniel P. O'Brien and Greg S
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Two posts ago I discussed the state of modeling vertical merger effects in antitrust cases. In this post, I raise three points related to fixing the situation that I will emphasize in an upcoming tal
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