🔥The 9th Round of Easy Loan, Earn $40 Reward is in progress❗️ ⏰ Promotion Period: January 15th - Feburary 15th, 2025 👉 Register now and check more details at gate.io/campaigns/358

"We study carbon offsets sold by firms in China under the Clean Development Mechanism (CDM)." NEW Discussion Paper by Qiaoyi Chen, Nicholas Ryan, and Daniel Yi Xu: cowles.yale.edu/research/cfdp-…

Cecilia Fieler and I are organizing this year’s session of International Trade under the broad theme of “Trade Disruptions”. Looking forward to seeing your submissions 👇

Sunset at Duke with cherry blossoms today — looks like we are ready for the campus visit of all PhD admits this Friday.

Another exciting Devils and Wolves International Economics workshop at Duke. We had a great day with Arnaud Costinot and Jon Vogel.

I do not think that the government's formula is an appropriate way to think about reciprocal tariffs. And it is unclear what the note references or doesn’t from my research with Cavallo et al. But I believe our work suggests the value for the “elasticity of import prices to

[Warning: this may offend some people!] I think economists have done society a disservice by elevating applied-micro studies that focus exclusively on the relative effects of trade across different groups of workers but are silent about the aggregate effects.

Apple, Nvidia, Dell, and Others Get a Tariffs Exemption Under New Rules barrons.com/articles/tarif… via @BarronsOnline

My new paper with two great coauthors Qiaoyi Chen (Fudan) and Nick Ryan (Yale). Your comments are welcome! 👇

Pat had such an impact on both our profession and the real business world..he will be missed..

A great summary of literature on public R&D

A timely paper — the young generation of economists are turning to the Just-in-time production mode! 😀

We have not seen much analysis on the trade war for African countries, here is one 👇

Info + application link: auffhammer.com/summer-school

My first adventure into the empirics of political economy — all litigants would prefer a power lawyer (as shown in our detailed textual-turned-data) — but in equilibrium it generates negative externalities on opposing side and has ambiguous judicial quality implications. 👇

Had a great time at the IIOC.. and it is so nice to see many of our Duke IO alumni (or alumni to be)! Ans this is only a subset in our photo! Tulio Weiting Miao Seohee Kim and John Shin

Mark your calendars for April 24/25 for the 2026 Triangle Micro Conference with UNC Economics and Duke Economics, hosted by UNC Kenan-Flagler. #econtwitter Previous years' programs here: cris.web.unc.edu/tmc/

Post-doc opportunity. Please apply if you are interested in firm-to-firm trade networks: 👇 aeaweb.org/joe/listing.ph…

Several Cowles Summer Conferences at Yale SOM have already wrapped up, but International Trade is just getting started!

"Productivity is more dispersed across plants within firms than across firms. Rather than misallocation, this may reflect optimal reallocation of internal funds." Recent paper from Matthias Kehrig and Vincent: restud.com/good-dispersio… #econtwitter #REStud

Is US air pollution regulation too lenient? 🏭💸 We find marginal benefits of pollution control exceed marginal costs by >10×. New evidence from dozens of US pollution offset markets. 📄forthcoming at AER , w/ Reed Walker 1/🧵