Unbundling college: Causal returns to US college majors, minors, and extracurriculars. An audit study of seniors' first-job search, with Carolina Bussotti, John Nunley, and Alan Seals. We find: majors matter, zero returns to minors, positive returns to extracurriculars. 1/6🧵

Economists watching p = MC happen

Anyone need a quick lesson about how Trump's tariffs (massive tax) will have a devastating impact on our economy, this 40 second clip from "Ferris Bueller's Day Off" will explain it all:

These lines from Atlas Shrugged go particularly hard these days.

lol who did this

The last thing your statistically significant parameter estimates see before they're obliterated.

Geospatial data science is all about having access to good data. Here are a list of my favourite free geospatial resources:

On the NBA and economic theory: dynamic mechanism design tells us how to redo the draft. A good rule of thumb (due to Reny?) is that stochastic mechanisms like draft lotteries usually aren't best. How to prevent tanking while still having worst team get top pick? Simple! 1/x

#RDDers: check it out. rd2d: Causal Inference in Boundary Discontinuity Designs "This article introduces the R package rd2d, which implements and extends the methodological results developed in Cattaneo et al. (2025) for boundary discontinuity designs [like geographic RDDs]."

What are the welfare effects of surge pricing? Using Uber data, I develop an empirical model of spatial equilibrium composed of demand, supply, and matching. I find that surge pricing raises total welfare, benefitting riders but hurting drivers. econometricsociety.org/publications/e…

Receiving an outside offer has little effect on renegotiation and a worker's wage with the current employer. Just Accepted new paper by Junjie Guo (Junjie) zurl.co/rGMmO

When fitting synthetic controls, simultaneously balancing multiple outcomes can improve performance. Just Accepted new paper by Liyang Sun, Eli Ben-Michael (Eli Ben-Michael), and Avi Feller (Avi Feller) zurl.co/fPGWR

A good one

Last month, I stepped down as an editor after 6.5 years (4 REStud; 2.5 JEEA). I have gathered a few suggestions that can help you avoid unnecessary negative referee reports.

Can you guess what happens when young men are kicked off Medicaid? ... ... ... They are more likely to commit a crime. Why? In part, because they lose mental health services. "Expanding Medicaid...is a cost-effective policy for reducing crime"

Today, I just handed back my 15th referee report of 2025 and I am happy about that. And I should point that I never recommend rejection of a paper. I simply highlight what I think needs to be improved and how much these improvements would beef up the paper. I always show roads

Forthcoming in the JEL: "Difference-in-Differences Designs: A Practitioner’s Guide" by Andrew Baker, Brantly Callaway, Scott Cunningham, Andrew Goodman-Bacon, and Pedro H. C. Sant'Anna. aeaweb.org/articles?id=10…

The mere suspicion of cheating changes fairness views considerably and leads to a strong polarization. In the May issue, by Stefania Bortolotti (Stefania Bortolotti), Ivan Soraperra, Matthias Sutter (Matthias Sutter), and Claudia Zoller (@claudia_zoller). zurl.co/jgEjU

An economist in Sweden just got a hold of the data from a quarter of a billion online chess games held on Chess.com to test a classic question: Does winning one game make you more likely to win the next? In other words: do “hot hands” or “psychological momentum” exist in

"It is not a question of what economics can do for sports, but what sports can do for economics."