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1/ 🚨 Hot off the press! Our study “Political Expression of Academics on Social Media” with Thiemo Fetzer 🇪🇺🇺🇦 - same handle elsewhere is now peer-reviewed & live in Nature Human Behaviour Nature Human Behaviour nature 🎉. Thread 👇

Political expression of academics on Twitter | Nature Human Behaviour nature.com/articles/s4156…

Some background of ideological divide between professors and public: x.com/prashant_garg_…

Exciting announcement - My first JDE (Journal of Development Economics) publication! It's joint work with Gaurav Nayyar, Regina Pleninger, and Shu Yu. Spillovers in ICT adoption from formal to informal firms: Evidence from Zambia World Bank Research World Bank Summary in the thread

New Pew Research Center survey: solar and wind polarization has increased since 2020, though both remain popular. Nuclear has grown in popularity across the board.

🚨 New pre-print: "Politics and Polarization on Bluesky," led by Ali Salloum with @Leetiletizia, Alexandre Bovet & Mikko Kivelä. First large-scale study of political discourse on Bluesky. 🧵 How polarized is Bluesky? What topics divide users? Can we map polarization across topics?

To anyone planning to use o3-pro via API. It may seem good at price per token, but reasoning models consume exceptional amounts of tokens in the reasoning process. Try a small sample first—I learnt the hard way 👀

Annoyingly, ahead of its time

Increasing infant mortality rate is a weird way to solve climate change

Heard the sad news about Brian today and thought about all the years I’ve been listening to him and admiring his genius. Rest in peace dear Brian.

The UK/EU queue has 50 people and “All other passports” had none (I’m Indian). Is that what white privilege feels like?

Not “arguably”, Diff-in-Diff is the most popular quasi-experimental design in economics.

Valuations of alternative social apps increase more in response to a collective TikTok ban than to an individual TikTok deactivation, from Leonardo Bursztyn, Matthew Gentzkow, Rafael Jiménez-Durán, Aaron Leonard, Filip Milojević, and @cp_roth nber.org/papers/w33901

AI + social media = polarization machine 🧠📱 Recommender systems trap users in echo chambers and ad-based platforms profit from partisan division.

Will economists eventually become more friendly to behavioural-adjustment/ “de-growth” climate action policies?

Female academics are much more affected by the birth of a child than are male academics. Academic mothers are much more likely to... ◾temporarily leave the labor force ◾and, if they return, shift away from tenure-track positions.

Grateful for the opportunity to play a small role in supporting this creative and important initiative led by Matt Clancy / Open Philanthropy and Daniel Goroff / Sloan Foundation Also serving on the advisory board: Doug Elmendorf, Ted Gayer, Jonathan Haskel, Margaret Levi, Paul Niehaus