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Paper was just accepted (literally b/w prior thread and now) at the Journal of Political Economy Microeconomics 🥳 Can only recommend the journal for IO papers! Fast turnaround and very helpful comments from Matt Grennan and referees!

👇Great example of why IO scholarship is often one small market at a time, and antitrust law is often rule-of-reason. These approaches have vocal opponents, but ultimately, there are few generalizable rules because markets vary in tastes, technology, institutions, etc.

New paper by Shapiro & Yurukoglu examines evidence on competition trends in the U.S. economy. Q: Has competition declined in recent decades? A: "We explain that the empirical evidence... does not actually show a widespread decline in competition." nber.org/papers/w32762

Sanjukta Paul Honestly a tough question! Not going to opine normatively--it really depends on what our policy goals are and who we care about--but this paper tries to quantify the trade-offs of protecting domestic jobs. vs traditional antitrust aims. felixmontag.com/files/2024_FM_…

Markups of consumer products increased over 2006–19, primarily due to reductions in marginal cost. Consumers have become less price sensitive, from Hendrik Döpper, Alex MacKay, Nathan Miller, and Joel Stiebale nber.org/papers/w32739

Reminder: we are happy to get your awesome contributions on intersections of macro and IO, broadly defined! If you're not sure whether your paper fits well with the Special Issue, we're happy to discuss. EARIE-News Chris Conlon

Total markups that consumers paid (over production costs) were stable from 2019 to 2023, despite rising prices, for a large global consumer product manufacturer. Alberto Cavallo summarizes our new working paper (w/ Santiago Alvarez Blaser and Paolo Mengano )

I am pleased to see VP candidate JD Vance is engaging with our research. A thread below offering comments and implications for Trump’s tariff proposals.

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🏅 Big congrats to Giulia Brancaccio of NYU Stern Economics, winner of the 2025 Carlo Alberto Medal for her pioneering work in Industrial Organization and Market Design! Read the new: bit.ly/44AdpXI #EconomicsAward #CarloAlbertoMedal #cca #economics #ccaresearch