Noel Johnson
@ndjohnson.bsky.social
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Professor of Economics at GMU.
https://noeldjohnson.github.io
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Noel Johnson
Guido Alfani
1 day ago
The recording of the Tawney Lecture on "Economic Inequality and Social Mobility in Preindustrial Societies", which I had the honour to deliver in Glasgow last spring, is now online! Thanks
@echistsoc.bsky.social
for inviting me.
ehs.org.uk/multimedia/t...
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Tawney Lecture 2025: Economic inequality and social mobility in preindustrial societies - Economic History Society
https://ehs.org.uk/multimedia/tawney-lecture-2025-economic-inequality-and-social-mobility-in-preindustrial-societies/
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Melissa Thomasson
1 day ago
Itâs always great to see that the world supply of soy (or virtually any other commodity) is indeed perfectly elastic. Gotta say that this tariff brought in a heap of revenue.
www.nytimes.com/2025/09/25/b...
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China Bought $12.6 Billion in U.S. Soybeans Last Year. Now, Itâs $0.
https://www.nytimes.com/2025/09/25/business/china-soybean-sales-farmers.html?unlocked_article_code=1.o08.v3t2.OBWWWdBOx3BH&smid=nytcore-ios-share&referringSource=articleShare
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Jacob T. Levy
4 days ago
This is The Dumb Place.
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Pseudoerasmus
6 days ago
From a new paper by
@mjdcurtis.bsky.social
, David de la Croix, et al. The Little Divergence in 'academic human capital' (kind of publications index) btw northern & southern Europe started ca 1500. Northern Germany diverged from central & southern German areas after the Thirty Years' War.
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Working at the office today and somebody put the following out for free on the break room table. Nice try. Iâve been in this game long enough to know when some phd student in the experimental group is running a behavioral study.
16 days ago
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Noel Johnson
Pseudoerasmus
16 days ago
I was going to tweet this last year but somehow I was impeded⊠âWhen [economic] growth does, and does not, reduce povertyâ
www.bii.co.uk/en/news-insi...
â A great literature review by a team including
@paddycarter.bsky.social
and
@paulsegal.bsky.social
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When your little cousinâs new bed looks more attractive than your old oneâŠ
19 days ago
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Sometimes the Devil tempts you and you just have to force yourself to look away.
about 1 month ago
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Scott Horton
about 1 month ago
Remembering today when pro-GOP media erupted with outrage over Kamala Harris' warning that Trump had plans to militarize the national guard and deploy them on the streets of US cities. Indeed, he had such plans. And now he's implementing them.
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Pseudoerasmus
about 1 month ago
There are several recent papers which could fall under the heading âEconomic History of the Scientific Revolutionâ but this network analysis tracing how scientific ideas diffused amongst scholars in the period 1084-1793 is a real milestone, an âepidemiologicalâ model of how ideas spread like disease
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The good news is that my Wife need never worry again about me taking my wedding band off. The bad news is that jiu jitsu is still really difficult and my guard passing sucks (which is why I jammed my fingers into the mat really, really, hard).
about 1 month ago
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I bought these two guys during COVID lockdown. Just transplanted them to bigger pots. Feels like a win for everybody.
about 1 month ago
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One thought I have when I read various hand wringing commentaries about Professors using AI to grade papers is that theyâre being a little precious regarding the quality of human TA graders (let alone the grading of the professors themselves).
about 1 month ago
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Stephan Heblich
about 1 month ago
Thank you for the excellent coverage of our article,
@economist.com
! You can find the full piece here:
nber.org/papers/w33976
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Noel Johnson
Gåbor Békés
about 1 month ago
I believe we can teach data analysis/ econometrics with Python. From OLS to machine learning and event studies. Scripts for 42 case studies.
#pyfixest
for regressions. (With Stata and R to compare) Check out the revised
Github.com/gabors-data-analysis/da_case_studies
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Brad Hansen
about 2 months ago
are there any conservatives left that know that the Road to Serfdom didn't refer to social security or government funding for healthcare or even regulation. It was about the sort of central planning of economic decisions that Trump and Vance are trying to normalize
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Eugene Finkel
about 2 months ago
Hate to admit, I have absolutely no idea what every single word in this sentence actually means, with possible exception of a "no", which means "quite likely"
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The Daily Show
3 months ago
Economic genius Donald Trump explains how he comes up with tariff rates
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Jon Cooper
about 2 months ago
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Cate Denial
2 months ago
Historians - as you think about the new semester, consider this first-day exercise as a way to get conversation going about what historians *actually* do, and the context within which we do it.
catherinedenial.org/blog/uncateg...
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Making the First Day Matter â Cate Denial
https://catherinedenial.org/blog/uncategorized/making-the-first-day-matter/
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Sally Hudson
about 2 months ago
An economics class will teach you the definition of âunemployedâ and how to interpret these numbersâŠ
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Bobby Big Wheel
about 2 months ago
This really feels like a defining post of our time
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Richard McElreath đââŹ
about 2 months ago
Several ppl sent me this extraordinary chart crime. Thank you I love it
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Quanta Magazine
about 2 months ago
For the first time in four decades, a new algorithm has improved upon the speed limit for calculating the fastest route to every point in a network.
@benbenbrubaker.bsky.social
⏠reports:
www.quantamagazine.org/new-method-i...
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New Method Is the Fastest Way To Find the Best Routes | Quanta Magazine
A canonical problem in computer science is to find the shortest route to every point in a network. A new approach beats the classic algorithm taught in textbooks.
https://www.quantamagazine.org/new-method-is-the-fastest-way-to-find-the-best-routes-20250806/
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Noel Johnson
Tim Bresnahan
about 2 months ago
Peter Temin, economic historian at MIT, has passed away. He worked both on problems of understanding the past (e.g. "Did Monetary Forces Cause the Great Depression?") and how how the past shapes the present (e.g. "The Vanishing Middle Class.") Terrific scholar and mentor, generous critic.
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Stuck in a broken down âpeople moverâ on the tarmac at Dulles. God bless America and her impressive infrastructure.
about 2 months ago
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Douglas Irwin
about 2 months ago
On cue . .
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If anybody is heading to Lund for WEHC next week, come see me present new research with
@malikaltaf.bsky.social
on "The Great Revolt and its Legacy: Understanding Vaccine Hesitancy in Colonial India".
www.dropbox.com/scl/fi/om1q6...
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https://www.dropbox.com/scl/fi/om1q6oe66vn450kmgf9dz/india_1857_7-13-25_Clean.pdf?rlkey=52jkkaohi88qa9q294xl4446e&dl=0
2 months ago
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Me packing a dress shirt and reading the tag⊠âwrinkle free, huh. Challenge accepted.â
2 months ago
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Noel Johnson
Aaron S. Veenstra
2 months ago
I have never felt more confident that the government has zero evidence of extraterrestrial life.
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Filipe Campante
2 months ago
No, I will not save the dates. I know it's not simple, but either the AEA starts holding the annual meeting at a reasonable time of the year, or I'm afraid it will continue to wither away, now that we have mercifully stopped the crazy business of having in-person job interviews in hotel rooms.
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www.smbc-comics.com/comic/prompt
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Saturday Morning Breakfast Cereal - Prompt
Saturday Morning Breakfast Cereal - Prompt
http://www.smbc-comics.com/comic/prompt
2 months ago
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The look the LLM model gives me when I give it my student's essay and ask it if it wrote it.
2 months ago
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New Gretchen Reynolds article just dropped at the Post.
www.washingtonpost.com/wellness/202...
My favorite line: "In which case, the fundamental problem isnât that weâre moving too little, meaning more exercise is unlikely to reduce obesity much."
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What causes obesity? A major new study is upending common wisdom.
Many people assume obesity is caused by inactivity and burning fewer calories. But our diets â and excess calorie intake â may actually be the cause.
https://www.washingtonpost.com/wellness/2025/07/16/obesity-cause-diet-exercise/
2 months ago
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Noel Johnson
John Scalzi
3 months ago
Hovering over the "play" and "record" buttons on the cassette player, waiting for the DJ stop talking so you could tape a song off the radio
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Noel Johnson
James Feigenbaum
3 months ago
Publication day!
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Patrick Wyman
3 months ago
I havenât followed the Epstein stuff closely but Iâll say this: When it comes to the publicâs mood, you never know precisely what is going to push people over the edge. People arenât following every story. Theyâre not getting their news and ideas in systematic or predictable ways.
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I accidentally typed "wap" into the googles instead of "wapo" when I wanted to check the news. And now I suspect my musical tastes have drifted away from the cultural mainstream...
3 months ago
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Noel Johnson
Ălvaro La Parra-PĂ©rez
3 months ago
Creating a fake dataset to defend the legitimacy of your manipulated datasets for your research about dishonesty *infinite chef's kiss*
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Noel Johnson
3 months ago
ericturkheimer.substack.com/p/news-flash...
More underwhelming results for polygenic scores
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"Overall, this is a compelling, methodologically rigorous, and clearly articulated study. Incorporating these recommendations should strengthen the paper significantly, ensuring it meets the high standards of top-tier peer-reviewed economics journals." Ah, GPT 4.5, you remain my greatest advocate.
3 months ago
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Aaron Rupar
3 months ago
Leavitt without a trace of irony: "When you have a totalitarian regime, you have to save face. I think any common sense, open-minded person knows the truth about the precision strikes on Saturday night. They were wildly successful."
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WeRateDogs
3 months ago
This is Sirius. He wanted to show off all of his best unconventional tricks. 14/10 what an absolute pro
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Mauricio Drelichman
3 months ago
Full screen mode. Zoom in. Keep zooming in.
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Noel Johnson
Randall Munroe
3 months ago
Tukey
xkcd.com/3104/
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Trish Greenhalgh
3 months ago
Thanks for the reminder
@janemunday.bsky.social
. Every summer, I repost this article DROWNING DOES NOT LOOK LIKE DROWNING. To date, I know of FOUR kids who were saved after someone who'd clicked on the link learnt how to spot actual drowning. Take time to read and pass on.
slate.com/technology/2...
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Drowning Doesnât Look Like Drowning
Drowning is not the violent, splashing call for help that most people expect.
https://slate.com/technology/2013/06/rescuing-drowning-children-how-to-know-when-someone-is-in-trouble-in-the-water.html
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The German language remains undefeated.
3 months ago
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Cory Smith
3 months ago
Just want to post a bit of a bland corrective on polling commentary that I'm seeing on my timeline. Since Trump ordered the National Guard to CA, his numbers have declined -- but not by as much as the most viral polls suggest (= most extreme)
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Noel Johnson
Anton Gerashchenko
3 months ago
These attacks have become not only more frequent and large-scale but also increasingly concentrated.
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