Two recent revisions have shown me how much LLMs have improved over the last year- Claude and Chat have both spotted errors in these two papers that neither they nor Refine spotted last year.

Two thoughtful essays about the impact of LLMs on graduate education: ergosphere.blog/posts/the-ma... economics.mit.edu/sites/defaul... From personal experience I think the self-control problem mentioned in the first essay is very real.

Way to go Sally! links.mit.edu/nl3/N5Jy2cKq...

The other day a student asked me about the prevalence of insider trading in prediction markets. I now have an answer.

Happy Stanislav Yevgrafovich Petrov Saves the World Day, everybody. 42 years ago today, Lt. Col. Petrov prevented an accidental nuclear war. en.wikipedia.org/wiki/Stanisl...

Is there currently a program that can determine whether a given matrix is completely positive? ChatGPT 4o can’t seem to do it even when asked to explain its reasoning.

I've been working on a new tool, Refine, to make scholars more productive. If you're interested in being among the very first to try the beta, please read on. Refine leverages the best current AI models to draw your attention to potential errors and clarity issues in research paper drafts. 1/

I somehow missed this open letter from Lech Walesa when it first came out, following the Trump-Zelensky meeting in the White House... It's worth a read. www.reddit.com/r/ukraine/co...

My new substack column on implicit subsidies in insurance markets. open.substack.com/pub/matthewe...

One award is admirably early, one distressingly late, all well deserved. #Econsky #academicsky marketdesigner.blogspot.com/2025/04/nati...

“ the state of Israel will promote the development of the country for the benefit of all its inhabitants; will be based on precepts of liberty justice in peace top by the Hebrew prophets; will the full social and political equality of its citizens….” May that come to be true. Happy Passover!

Nicole Immorlica talks about her prizewinning work in #econcs and its origins (including a course and a poem) www.microsoft.com/en-us/resear... marketdesigner.blogspot.com/2024/12/nico...

Michael Kearns is here! @mkearnsphilly.bsky.social

How can Democrats hope to build a coalition for all America when 12 states have no voice in Democratic congressional caucuses? If @housedemocrats.bsky.social can include a nonvoting representative of Virgin Isles, why not Utah & Iowa, where Dems got >million votes? home.uchicago.edu/~rmyerson/nd...

What to make of this? To me, the take-away is we need a much better understanding how the information environment maps onto people's mental representation of the decision problem. Attention/memory has a huge role to play, as they will interact with context to determine this representation. fin.

I’ve been doing some work related to conformal inference so I found this monograph useful: arxiv.org/pdf/2411.11824

Budget announcements that negatively affect poor people = "difficult decisions" Budget announcements that negatively affect rich people = "class war"

very excited to post this new working paper