Nick Huntington-Klein @nickchk.com · 24/09/2026The toddler has a Little People version of Rosa Parks and he also has a bus toy with seats in it and I'm just sitting here watching him and sweating profusely 0354
Nick Huntington-Klein @nickchk.com · 18/09/2026Sometimes you get a referee report back and you're just like "huh I guess you're right, this paper does kinda blow" 3272
Nick Huntington-Klein @nickchk.com · 17/09/2026It's that time again, and there's a slight change!!! GPT-6: Fails Gemini 3.1-pro: Fails Opus 6: **Success**! I asked it twice and it was right both times, both in terms of calculating who wins and the chain of logic that works out why Opus 6 is the first model that has ever succeeded on this task. 120
Nick Huntington-Klein @nickchk.com · 15/09/2026i have to assume students are wise to the "secretly put instructions for the AI in your assignment page" cheating detection at this point right 250
Nick Huntington-Klein @nickchk.com · 15/09/2026decided to start a thread that i will come back and add to whenever i hear a song and i'm like 'oh damn that's really good' www.youtube.com/watch?v=Dryd...youtube.comMacie Stewart - "I Forget How to Remember My Dreams" (ft. Lia Kohl)YouTube video by International Anthem 120
Nick Huntington-Klein @nickchk.com · 02/09/2026Anyone particularly well-versed in AI safety stuff available to answer a DM question 000
Nick Huntington-Klein @nickchk.com · 01/09/2026Anyone else got a big uptick recently in review requests way outside your expertise? 340
Nick Huntington-Klein @nickchk.com · 28/08/2026i have an op-ed in the actual newspaper next week on a topic that positions me against an opinion i'd call "nextdoor/facebook-typical". how many angry emails should i prepare for 230
Nick Huntington-Klein @nickchk.com · 25/08/2026i am still on facebook for the purposes of sharing baby photos with family and man there is not an algorithm on this planet less able to figure out what i want to see. like not even malicious, just incompetent. 190
Nick Huntington-Klein @nickchk.com · 20/08/2026my daughter's 7th birthday happened recently and every child, without any prior coordination, knew all the words to two different Zara Larsson songs. you may use this as a barometer of your in-touchness 120
Nick Huntington-Klein @nickchk.com · 10/08/2026i am a drinker of actual alcohol but my experiences with non-alcoholic drinks allows me to summarize: old NA beer brands: awful new NA beer brands: really shockingly good any NA that's not beer: it's not bad or anything but also it's just extremely expensive juice. 3160
Nick Huntington-Klein @nickchk.com · 08/08/2026From LinkedIn, my book has finally been spotter in a non-university bookstore! At Waterstone's in London 1422
Nick Huntington-Klein @nickchk.com · 30/07/2026One of my empirical-work econ takes is that I think academia should be *more* open to publishing work based on best-we-can-do weak data, as long as there's really no other way to address the question and that work is very clear about what it can and can't actually say. 318529
Nick Huntington-Klein @nickchk.com · 29/07/2026There are lots of cities where driving is difficult because of heavy traffic or nutty drivers. Portland is the only city that's extremely confusing to drive in and would be equally confusing if you were the only car on the road. 130
Nick Huntington-Klein @nickchk.com · 19/07/2026This episode is interesting as it's about a research group explicitly trying dozens to hundreds of quasi experiments, progressing only with the ones that "work", backing them up with a bunch of robustness tests, and then extrapolating a lot from the results. podcastaddict.com/freakonomics...podcastaddict.comFreakonomics Radio - 668. Do Taylor Swift and Bad Bunny Have Blood on Their Hands?Listen to Freakonomics Radio - 668. Do Taylor Swift and Bad Bunny Have Blood on Their Hands? by Freakonomics Radio + Stitcher on Podcast Addict. As one researcher told us: “We’ve engineered a world wh... 83810
Nick Huntington-Klein @nickchk.com · 16/07/2026the "gotta hand it to em" the first time around was rapid approval and aided development of a vaccine that saved hundreds of thousands of lives, and this time it's "uhhh i guess they got rid of the penny" 010
Nick Huntington-Klein @nickchk.com · 13/07/2026As a guy whose name comes up when you search "many-analyst" now I've gotten quite a few referee requests now for papers where the "many analysts" are AI bots, or undergrads, or random people, rather than professional researchers. 2163
Nick Huntington-Klein @nickchk.com · 10/07/2026For the second time since this baby has been born I am the only well person in a house of three other people. My life advice to all of you is to get a worse immune system 140
Nick Huntington-Klein @nickchk.com · 01/07/2026when you have a really good idea for a paper and a solid identification plan and access to data, it should be illegal for the data to be too noisy or small for your estimate to be any good 2401
Nick Huntington-Klein @nickchk.com · 28/06/2026It is not until you have a child that you learn just how in your way it is possible for someone to stand 1100
Reposted by Nick Huntington-KleinBella Fascendini @bellafascendini.bsky.social · 26/06/2026New paper! w/ @cocoscilab.bsky.social🧵Can large language models reason flexibly, or have they learned what reasoning looks like? We introduce a new paradigm to test this question—the riddle riddle—and find that humans and LLMs show opposite patterns of performance. 📜 619776
Nick Huntington-Klein @nickchk.com · 26/06/2026i enjoyed the Bad Guys movie but man the books are *awful* 000
Nick Huntington-Klein @nickchk.com · 23/06/2026I have been doing econometrics and data science consulting in academia and the private sector for a decade, and for the first time in a while I am open to new clients. If you are looking for someone to help you with data stuff, drop me a line! nickchk.com/consulting.h...nickchk.comNick Huntington-Klein Consulting | Data, Statistics & EconomicsConsulting in data analysis, econometrics, and statistical software. Academic and private-sector experience. Flexible hours and fast turnarounds. 0134
Nick Huntington-Klein @nickchk.com · 22/06/2026the baby was up from 2AM-5:30AM this morning and i found this great channel that has just been jamming out these videos with some great recommendations i'd never heard of. my to-listen queue is gettin real long www.youtube.com/@birdmusiclo...youtube.combirdslibrary 130
Nick Huntington-Klein @nickchk.com · 20/06/2026i think there are a lot of people who would find it very hard to believe that the field of economics could produce this paper. and yet! Acemoglu is like the mainstreamest and most successful economist working today. some priors could use an update. www.nber.org/papers/w35336nber.orgAutomation and RepressionFounded in 1920, the NBER is a private, non-profit, non-partisan organization dedicated to conducting economic research and to disseminating research findings among academics, public policy makers, an... 89028
Reposted by Nick Huntington-KleinPeter Tennant @pwgtennant.bsky.social · 20/06/2026Causal inference theory and methods are absolutely essential these days. Just ask @jpinasanchez.eurosky.social or @iainbrennan.bsky.social. Personally, my favourite causal inference book is 'The Effect' by @nickchk.com! theeffectbook.nettheeffectbook.netThe Effect: An Introduction to Research Design and Causality | The EffectThe Effect: An Introduction to Research Design and Causality | The Effect is a textbook that covers the basics and concepts of research design, especially as applied to causal inference from observati... 2174
Nick Huntington-Klein @nickchk.com · 18/06/2026I now have a video up about this - if you want to see how magic intersects with 300 year old probability paradoxes, now's your chance www.youtube.com/watch?v=QeCg...youtube.comThis Magic Card Sums Up a 300-Year-Old ParadoxYouTube video by Econometrics, Causality, and Coding with Dr. HK 182
Nick Huntington-Klein @nickchk.com · 09/06/2026it's wild when i think about how much better food is now than when i was a kid. so much more variety and quality. like, in my tiny hometown there's ethiopian and korean places, that's totally new. i can get a bagged salad cheaply at the grocery store and it's not wilted garbage. 1162
Reposted by Nick Huntington-KleinDr Ellie Murray, ScD @epiellie.bsky.social · 04/06/2026New paper with @nickchk.com Do LLMs act as repositories of causal knowledge? Short answer: No! Longer answer: www.degruyterbrill.com/document/doi...degruyterbrill.com 14719
Nick Huntington-Klein @nickchk.com · 03/06/2026I have my students using AI assistance for their ggplot coding in data viz this year and one thing I've noticed is that all AI chatbots are absolutely addicted to putting the x-axis labels on an angle. 2250
Reposted by Nick Huntington-KleinCollabra: Psychology @collabrapsychology.bsky.social · 28/05/2026In a new Methodology and Research Practice Commentary, @mkarhulahti.bsky.social, @nickchk.com, @nballou.bsky.social, and Ivan Ropovik find Zendle et al. (2023) cannot support its claims due to a flawed design doi.org/10.1525/coll...doi.org“No Evidence That Chinese Playtime Mandates Reduced Heavy Gaming”: Zendle et al. (2023) Cannot Support Its Claims Due to a Flawed DesignZendle et al. (2023) is a study of the impact of a Chinese policy restricting heavy videogame play among minors, finding that the policy had no effect. We show that, due to flaws in design, the study ... 011
Nick Huntington-Klein @nickchk.com · 26/05/2026I have a new working paper up today, "Partial Identification of Causal Effects that Vary by Setting" This looks at cases where you want to estimate the same causal effect across many settings (geographic, demographic, over time, etc.). arxiv.org/abs/2605.25483arxiv.orgPartial Identification of Causal Effects that Vary by SettingThe estimation of causal effects using quasiexperiments often relies on the use of unusual or serendipitous sources of exogenous variation. When the goal is estimating the same causal effects across m... 1217
Nick Huntington-Klein @nickchk.com · 26/05/2026See, yesterday I just thought it was plausible that 3-5 of you decided to post out of the blue about how cool Sonny Rollins is, but I guess this is how long it takes until finally someone puts "RIP" in the post 020
Nick Huntington-Klein @nickchk.com · 21/05/2026This paper is now out in the Journal of Causal Inference with some updates but the same general message: LLMs were not particularly good at matching expert judgment on whether a given variable pair represented a causal relationship. www.degruyterbrill.com/document/doi...degruyterbrill.com 14413
Nick Huntington-Klein @nickchk.com · 18/05/2026I like that "that's a steal" implies it is cheap, and "this is robbery" implies it is expensive 0272
Nick Huntington-Klein @nickchk.com · 12/05/2026I have a new working paper out today, looking at the impact of educational use of ChatGPT/AI on student test scores. Importantly, this is overall student-led use (incl for cheating!), not specialized AI tutoring tools. To my surprise, I found... no effect at all! arxiv.org/abs/2605.08812arxiv.orgLittle Impact of ChatGPT Availability on High School Student Test Score PerformanceIn educational settings, AI can be used as a learning aid, but can also be used to avoid schoolwork, thereby passing classes while learning little. Many existing studies on the impact of AI on educati... 48619
Nick Huntington-Klein @nickchk.com · 09/05/2026Got a new working paper and just noticed I left something out and now I gotta wait for the arxiv process again nooo 140
Nick Huntington-Klein @nickchk.com · 07/05/2026i admit that i have been wrong about canvas all this time. it *could* have been worse 0130
Nick Huntington-Klein @nickchk.com · 27/04/2026always a complete crapshoot what a kid's gonna think when you show them a piece of media anyway we're now on roughly our thirtieth listen of Karma Police in the past three days 3170
Nick Huntington-Klein @nickchk.com · 23/04/2026Remember how right after ChatGPT was released you'd see a huge dip in usage during the summer months when school let out? That didn't happen in 2025! At least not looking at mobile/web traffic or Google Trends. This graph is of Google Trends during school year vs. summer across US states. 182
Nick Huntington-Klein @nickchk.com · 21/04/2026i found a coding error in an almost-finished paper and thought "oh no oh god this is going to totally destroy the paper isn't it" and then i fixed it and it changed nothing except for one weird inconvenient result i had trouble explaining which totally went away lol 1400
Nick Huntington-Klein @nickchk.com · 21/04/2026From @mkarhulahti.bsky.social, me, @nballou.bsky.social, and Ivan Ropovik, newly accepted at Collabra: Psychology. This concerns a Nature: Human Behavior publication on the impacts of a Chinese anti-gaming policy. The paper has serious flaws making its results unsupportable. osf.io/preprints/ps...osf.ioOSF 1214
Reposted by Nick Huntington-KleinThe Review of Economic Studies (REStud) @reveconstudies.bsky.social · 21/04/2026New paper by Blandhol, Bonney, Mogstad, and Torgovitsky: www.restud.com/when-is-tsls... #REStud #EconSky 0348
Nick Huntington-Klein @nickchk.com · 15/04/2026i was away from magic for about 10 years and it's very funny upon my return to find the parts of my collection that turned out to be the most valuable collector items i ever owned are: an apocalypse spindown die, and the foil foil i got for my "foil cards that rhyme with foil" joke collection 130
Nick Huntington-Klein @nickchk.com · 15/04/2026my six-year-old daughter was asking if i knew everything about math. i told her there was some stuff that *nobody* knew about math. she asked me to explain. anyway she's now decided that the riemann hypothesis is true, so that one's solved. 2170
Nick Huntington-Klein @nickchk.com · 11/04/2026What is behind the web design trend where every site makes a big prominent "SIGN UP" button and hides the "sign in" button as really tiny or nested in a menu you need to find and click 1927621
Nick Huntington-Klein @nickchk.com · 10/04/2026To my MTG followers: it has become clear to me that simply making EDH *recommendations* is for the weak. Today I launched EDHREQ, the site that gives you EDH *requirements* www.reddit.com/r/EDH/s/lyqG...reddit.comFrom the EDH community on Reddit: EDHREQ: Recommendations lack confidenceExplore this post and more from the EDH community 231
Nick Huntington-Klein @nickchk.com · 05/04/2026I just forgot about Cardiacs for about five years and then my daughter said the name of this song verbatim for an unrelated reason, and now I am flooded with memories and am having a very good day youtu.be/N6_0gXDTkXU?...youtu.beShe Is Hiding Behind The ShedYouTube video by Cardiacs - Topic 250
Nick Huntington-Klein @nickchk.com · 02/04/2026In case you've seen results going around today about a paper on reproducibility in the social sciences in Nature and it seems like reactions differ, you could be forgiven for being confused because there are actually *FOUR* such studies all published the same day, with somewhat differing results. 58918