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This new paper in Science exemplifies exactly the kind of Dev Econ research I get excited by. Building blocks for initiatives that could be truly transformative for welfare. Great summary thread below Huge congrats to Aprajit Mahajan and all coauthors!

Wow, amazing results on clean air and CO2 reduction. As you drive out of Dhaka you hit miles of these kilns and the air is unbelievably bad. Bricks are used for everything in Bangladesh from houses to roads (they are used like cobbles). Great to hear of practical solutions!

How can AI expand access to evidence—so governments can direct limited resources where they’ll do the most good? The World Bank's new ImpactAI aims to bring evidence to scale. Months of lit review, in minutes. We live in disruptive times! impactai.worldbank.org

First Father’s Day as a new dad—and I’m still in awe. In the 90s I doubted I’d ever see marriage, fatherhood, family. Yet here we are: two husbands, one *amazing* son, and a world that has made progress possible. So grateful! 🥰🥰

This book deserves to be much better known. Chapter 6 in particular is horrifying. It follows Walter Bender, one of the project's founders and lead technologists as he is given a tour of schools in Paraguay that are supposedly using the laptops. But the whole thing is a

AI chatbots are 87% cheaper and 3,107x more data-efficient than web search, helping Sierra Leonean teachers access tailored, relevant info despite low connectivity New 📄 by Paul Atherton, Daniel Björkegren et. al. nber.org/conferences/si…

From the FT Weekend Essay by Gillian Tett “‘A group of economists at Stanford and Columbia have set up the so-called Global Capital Allocation Project (GCAP) Allocation Project to conduct research that “leverages recent advances in large language models to identify the areas of

👇is just one among several really interesting papers that will be live streamed on Wed & Thursday at NBER Summer Institute. Check full schedule here: nber.org/conferences/si…