It is a real honor to start serving on the Editorial Board of the Financial Analysts Journal (FAJ).  I look forward to contributing to the role of FAJ in connecting academic research with investment practice.

HUGE NEWS FOR OUR GLOBAL RESEARCH TEAM! 🌍🏆 Our article "Nonstandard Errors" just received Top-Cited Article certification from Wiley. The article was published in the Journal of Finance. nonstandarderrors.com.

How would AIs do our job? Well, remember *Nonstandard Errors*? In the original experiment, 164 research teams across the world were asked to test the same hypotheses on the same data. How would AI models perform? New paper: papers.ssrn.com/sol3/papers..... albertjmenkveld.com/blog/2026-03....

New. Released this morning. Does (fast) "news" trading crowd out (slow) value trading? New paper with both theoretical and empirical results. Light summary in blog post: albertjmenkveld.com/blog/2026-02.... Paper: papers.ssrn.com/sol3/papers.....

The application deadline is approaching soon — it’s this coming Monday, December 1.

Albert J. Menkveld@albertjmenkveld.com · last yr.

It was another wonderful edition of the *Summer School in Market Microstructure*. I always enjoy teaching this course with Thierry Foucault. Next year, we will be at KU Leuven in Belgium. Consider putting your email on the email alert list on the course website (microstructure-course.com).

*New Paper Alert*: When Prices Dislocate Large price jumps often make headlines. But what actually happens when prices move that much, that fast? Blog post: albertjmenkveld.com/blog/2025-11... Full paper: papers.ssrn.com/sol3/papers....

Join us and register now. Seats are limited. On Monday, September 15, I am co-organizing a conference to discuss facts. Discuss *facts*? Yes, facts can be debated these days, both in Science and outside of it. More information at www.knaw.nl/en/events/de....

It was another wonderful edition of the *Summer School in Market Microstructure*. I always enjoy teaching this course with Thierry Foucault. Next year, we will be at KU Leuven in Belgium. Consider putting your email on the email alert list on the course website (microstructure-course.com).

Hoogleraar op TikTok. Met geldalarm. Vandaag in de Telegraaf. Pas op voor finfluencers die één bepaald aandeel, of een nieuwe crypto product aanprijzen. Blijf zelf nadenken. Als je je beseft dat je het eigenlijk niet weet, investeer dan liever in een mandje van aandelen.

Mijn eerste TikTok/Instagram video. Nu aandelen kopen? Dank Marlies de Baare van NTR voor je interesse in mijn advies. • TikTok: www.tiktok.com/@ntrwetensch... • Instagram: www.instagram.com/reel/DIS2QUP...

Cijfers in het rood en dalende grafieken. Trumps importheffingen zorgden voor een flinke beursdaling, vergelijkbaar met die in de coronacrisis. Veel TikTokkers zeiden dat dit het goede moment was om i...

TikTok video by NTR Wetenschap

tiktok.com

Last week the fear index, VIX, jumped by 71%. S&P 500 index dropped 10%. SPY volume jumped by 82% in a market that was 159% more illiquid. Recently, I studied 10 crises in 1993-2024: papers.ssrn.com/sol3/papers..... The patterns are very similar. I offer an explanation based on fire sales.

Het is de eerste keer dat ik samen met een wereldkampioen gamen in een Podcast zit. Rode lijn: razend snelle netwerken. Dank, Edda Heinsman, voor deze mooie editie (zie onder). creators.spotify.com/pod/show/opl...

If you missed my talk on equilibrium VIX and fire sales yesterday, please find it here: www.youtube.com/watch?v=jbtQ.... The slides are here: albertjmenkveld.com/slides/md9s/... (with a small gift at the end). The paper is here: papers.ssrn.com/sol3/papers..... Thanks for all feedback.

TME: Albert Menkveld (VU Amsterdam)

YouTube video by The Microstructure Exchange

youtube.com

I have to applaud @albertjmenkveld.com for exploring diverse ways of communicating science, including comedy. nonstandarderrors.com/comedy.html. And of course for his large scale (largest so far) many analysts study. #metascience #openscience #sciencecommunication 🧪

How large are transaction costs for investors who trade large orders by splitting them up over time? Our model yields a liquidity surface. It further shows how the presence of large orders affects the welfare of market makers and small investors. Published this month: doi.org/10.1093/rof/....