Trade Diversion (Jonathan Dingel)

@TradeDiversion

Trade Diversion is a blog about trade & globalization by economist Jonathan Dingel, associate professor @columbia_econ.

tradediversion.net Joined November 2011

313 Following 7K Followers 7.3K Posts

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Trade Diversion (Jonathan Dingel) @TradeDiversion Jul 2

New: Market Size and Trade in Medical Services, revised and expanded.
Now with demographic-based IVs & a case study of mesothelioma care that also show regional increasing returns.
Dollar for dollar, travel subsidies save more lives than output subsidies.

jdingel.com/research/DGLM_…

Trade Diversion (Jonathan Dingel) @TradeDiversion 5d

Please do not conflate revenue numbers with value added: “With more than 1.7% of global GDP running on Stripe…” stratechery.com/2026/ai-on-the…

This is a classic mistake:
tradediversion.net/2010/03/09/the…

stratechery.com AI on the Ballot Data Centers were on the ballot, and they lost in a major way; what does it mean if American opposition to building is permanent?

Trade Diversion (Jonathan Dingel) @TradeDiversion 6d

“With large enough N, you don’t need randomization”? Was that the meme?

Arpit Gupta Verified account @arpitrage 6d

Amazing new paper by Chetty and the Opp Insights team — digital twins can recover causal effects

They validate the digital twins (ie rich ML applied to generate counterfactuals from lots of covariates) with RCTs, allowing for scalable program evaluation

opportunityinsights.org/wp-content/upl…

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Trade Diversion (Jonathan Dingel) @TradeDiversion Oct 23

I hadn’t been paying attention to Berlin housing policy and missed the pending plan to expropriate real estate companies, taking a quarter million apartments at below-market compensation. dw.com/en/could-a-lef…

www.dw.com Could Berlin expropriate large real estate companies? The socialist Left Party won the Berlin election partly on the promise to implement the city's 2021 expropriation referendum as a way to solve the city's rent crisis. But can it really happen?

Trade Diversion (Jonathan Dingel) @TradeDiversion Oct 17

I was advising Shizuka Inoue on his JMP slides, and he surprised me by defending his design with evidence: "Cumulative Presentation Enhances Learning Outcomes by Directing Learners' Visual Attention" doi.org/10.1002/jcal.7…

The RCT holds slide content fixed, for better or worse.

onlinelibrary.wiley.com Cumulative Presentation Enhances Learning Outcomes by Directing Learners' Visual Attention Background The Cognitive Theory of Multimedia Learning (CTML) has established fruitful principles to guide learners' attention and reduce their cognitive load. Although these principles have been...