Next week, I'm teaching another round of my online Mixtape course on BLP-style demand estimation! The sessions are hands-on and last time we had a ton of great questions. Sign up here: www.mixtapesessions.io/session/dema...

wrote a little thing for general consumption about llms and the likely overblown risk of cognitive offloading: www.mgmt.ucl.ac.uk/news/long-re...

🚨Free data alert!! 🚨 Please share. Large new dataset of Amazon product reviews, including full text and photos and product characteristics, with individual *reviews labeled as fake reviews*. I believe this is the first publicly available data of this kind. github.com/bretthollenb...

The programme for the third City-CMA competition workshop on 17-18 June is now out: The first day is dedicated to AI, technology and digital issues; the second to competition policy and economic growth. 1/2

Have a day off so I made some small updates to FKRBDemand.jl (new name!). Hopefully it's now easier to use the Fox-Kim-Ryan-Bajari method to estimate a random coefficient model with market-level data (2-step approach described here: www.jamesbrandecon.com/blog/0jxkvfr...) github.com/jamesbrandec...

This year's Gorman Lectures at UCL will be given by one of my heroes, Ariel Pakes. I can't wait!

🚨 An updated version of "Demand Estimation with Text and Image Data" with Ilya Morozov and Stephan Seiler is now available online: papers.ssrn.com/sol3/papers.... We also make the full code pipeline available here:

UCL School of Management expands business education opportunities in the heart of London We've enhanced our business education offer right in Canary Wharf, strengthening connections with the city's dynamic business hub. Discover how UCL is shaping the future of business education: bit.ly/40tvSkY

Excited about this new paper with @jamesbrandecon.bsky.social! We use theory-driven priors to regularize nonparametric demand, with some interesting computation strategies to boot. Details and link in the thread.

🚨📜CALL FOR PAPERS 📜🚨 *New Data for Consumer Insights Conference* When: May 30-31, 2025 Where: Chicago Booth Submission Deadline: Jan 6, 2025 Keynotes: @susanathey.bsky.social and Greg Lewis Both methodological and empirical submissions are welcome. Submit here: ndconference2025.hotcrp.com

We wrote a draft handbook chapter on using algorithmic pricing to learn optimal platform fees. A challenging and interesting problem! Comments welcome. papers.ssrn.com/sol3/papers.... With the great Kanishka Misra (BC)