Stephan Seiler

Our paper on "Demand Estimation with Text and Image Data", joint work with Giovanni Compiani (@GioCompiani) and Ilya Morozov, is now forthcoming at the RAND Journal of Economics. papers.ssrn.com/sol3/papers.cf… In the paper we extract product features from unstructured ... [1/4]

Now available online at Quantitative Marketing and Economics: "Incorporating switching reasons into a factor-analytic choice model: A study on benefit segmentation of physicians" by Sangwoo Shin, Qiang Liu, Siyun Lu, and Paul Nelson link.springer.com/article/10.100…

@Mxschwarz92 Sorry about that, I deleted and re-uploaded the post with the correct link. It is also here: github.com/deep-logit-dem…

@SeilerStephan Super cool! The link to the code doesn't work

Our paper on "Demand Estimation with Text and Image Data", joint work with Giovanni Compiani (@GioCompiani) and Ilya Morozov, is now forthcoming at the RAND Journal of Economics. papers.ssrn.com/sol3/papers.cf… In the paper we extract product features from unstructured ... [1/4]

The approach is easily scalable across categories because it does not require category-specific inputs (contrary to characteristics-based approaches). We make our code publicly available here: github.com/deep-logit-dem… [4/4]

... and consistently predicts substitution patterns in real-world data across 40 product categories. Our approach enables demand estimation even when researchers lack data on product attributes or when consumers value hard-to-quantify attributes such as visual design. [3/4]

Now available online at #QME: "Affirmative action as a cost cutting tool in procurement markets" by Simha Mummalaneni. link.springer.com/article/10.100… The paper highlight an important positive side-effect of affirmative action on market outcomes. [...]

The 2026 Workshop on Platform Analytics (WoPA) program and registration are now live! lnkd.in/gipaU4uk This will be the 4th edition of the workshop, and we are looking forward to welcoming you to San Diego on April 24-25, 2026, at the University of California, San Diego - Rady School of Management. We’re excited about the lineup of papers, and grateful to all the program committee members who reviewed submissions. Please share this post with anyone who works on platforms!

I have a new paper. We look at ~all stats articles in political science post-2010 & show that 94% have abstracts that claim to reject a null. Only 2% present only null results. This is hard to explain unless the research process has a filter that only lets rejections through.

Remember when Milton Friedman would go around and explain basic economic principles clearly and broadly to the public? We need more of that. Otherwise we're left with public intellectuals who talk about economics for *decades* without knowing even the basics. @R_Thaler doing great work pushing back, but wow.

Lawsuit ads warn viewers about alleged risks of specific prescription drugs and encourage them to join potential lawsuits. In my paper, now available online at Management Science, I study how such drug injury ads affect drug use and health outcomes.

🚨Call for papers 🚨 for the BSE Summer Forum: Quantitative Marketing Workshop in Barcelona June 8-9th. Submission from all areas of quant marketing are welcome. Link to the workshop webpage and submission form: bse.eu/workshop/quant…

📢now forthcoming in ECMA! The Class Gap in Career Progression: Evidence from US Academia Class is rarely a focus of research or DEI in elite US occupations. Evidence suggests it should be: we find a large class gap in at least one occupation - tenure-track academia...🧵

Worth watching. Harsh but fair

@GoliAlii ah yes, fair point, subscription is not the only margin here of course. thanks for the clarification!

@SeilerStephan Thank you for sharing Stephan, I think the better term is "listening hours" or demand for the ad-supported service. Users can indeed upgrade to the ad free version and the platform can personalize ad load or use ad load to nudge users to upgrade, see pubsonline.informs.org/doi/10.1287/mk…

Following my 🎅 Xmas🎅 tradition, here are some of my favorite quant marketing papers of 2025. 1) Measuring consumer sensitivity to audio advertising: a long-run field experiment on Pandora internet radio by @GoliAlii, Jason Huang, @david_reiley, Nickolai Riabov in QME ...

@zhu_xinrong @ZhenlingJ @Rupali_Kaul firm behavior which also affects untapped customers. The study finds support for both customer- and firm-side effects of feedback.

@zhu_xinrong @ZhenlingJ @Rupali_Kaul Firms are assigned to control, high or low intensity feedback soliciting and then customers are also assigned to whether they are tapped for feedback. This allows the authors to study the impact of feedback on the tapped customer directly and on subsequent improvements in [...]