Jonathan A. Parker @ProfJAParker
Economist. See my MIT webpage to verify that this is me. Evidence-based economics and finance and humor. I do not endorse any cryptocurrency investment. mitmgmtfaculty.mit.edu/japarker/ Joined November 2012-
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Jonathan A. Parker retweeted
One thing I got a bit of crap for in the hallways of the Abundance conference is my not infrequent mockery of trains on Twitter. I’m sorry, trains are not an abundance technology. I think many people in the abundance scene like trains because: 1. America’s inability to build…
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When your main product has problems with accidentally exploding, hope people buy a toy version to cook s’mores on their coffee table?
Jonathan A. Parker retweeted
My latest @TheAtlantic reviews how Trump's 2nd-term economic policies - import substitution, "emergency" declarations, personal dealmaking, fiscal/monetary recklessness, & govt control of private enterprise - increasingly resemble post-war Argentina. That's not a good thing.
Jonathan A. Parker retweeted
Another bold step in building the international coalition of industrial economies to counter China
Another bold step in building the international coalition of industrial economies to counter China
Jonathan A. Parker retweeted
Great article by @lydiadepillis in NYT about the tenuous balance between reduced labor supply due to deportations and softening labor demand in FL. And I show off my fancy academic vocabulary. nytimes.com/2025/09/05/bus…
Maybe we don’t need a completely new version of economics after all, and the majority view of expert economists is pretty reliable?
Maybe we don’t need a completely new version of economics after all, and the majority view of expert economists is pretty reliable?
Jonathan A. Parker retweeted
The US has now lost 78K manufacturing jobs this year bloomberg.com/news/live-blog…
Jonathan A. Parker retweeted
No need to panic: the numbers are bound to improve once Trump’s team has taken full control of the BLS.
No need to panic: the numbers are bound to improve once Trump’s team has taken full control of the BLS.
Jonathan A. Parker retweeted
They randomized MBA-style executive education to managers of medium and large Mozambican enterprises and you’ll never guess what happened next … Firm financial policies changed to improve cash flows and long-term investment
Alarming
In the tax code, the devil is in the details. . .
Jonathan A. Parker retweeted
Over the last three years, housebuilding in London has collapsed. Molior recorded just 2,158 private starts in the first half of 2025, around 5% of London’s (low) targets, and still falling. What is going on? I have posed this question to numerous specialists, most of whom…
Seems relevant for what good health policy is . . .
Seems relevant for what good health policy is . . .
Jonathan A. Parker retweeted
Because demand curves slope down. Goodness gracious.
Because demand curves slope down. Goodness gracious.
Jonathan A. Parker retweeted
Fed questions (WSJ) and answers grumpy-economist.com/p/a-few-fed-qu… grumpy-economist.com/p/fed-answers
Jonathan A. Parker retweeted
Point is this stuff is everywhere. Even when Hollywood writers a character whose job and passion is in buildings, he has anti-building tendencies. Fittingly a huge part of the movie is how they are Northern California homeowners.
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David Andolfatto 🇮... @dandolfa
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Tim Kehoe 🇺🇸�... @TimTkehoe
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QJE @QJEHarvard
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AEA Journals @AEAjournals
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AEA Information @AEAInformation
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Jessica Jeffers @jessicasjeffers
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Brian Deese @BrianCDeese
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613 Followers 1K Following Assistant Professor at @MITsloan researching household finance, retirement policy, and public economics.
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Tax Notes @TaxNotes
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Bank Reg Blog @bank_reg
5K Followers 341 Following A free blog about bank regulation, focusing mostly on the United States
Tania Babina 🇺🇸... @TaniaBabina
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Annamaria Lusardi @Dr_AnnaLusardi
12K Followers 923 Following @Stanford's @SIEPR & @StanfordGSB. Previously, University Professor at @GWtweets & Prof. at @Dartmouth. Working on finlit & personal finance. Founder of GFLEC
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6K Followers 413 Following professor @dartmouth + science policy @ifp // leveraging research to promote science and progress
Stefano DellaVigna @sdellavi
16K Followers 143 Following Behavioral economist at UC Berkeley and Co-director of Initiative in Behavioral Economics and Finance, Coeditor of the American Economic Review
Joel Flynn @joel_flynn
1K Followers 444 Following Macro and Mechanisms. Assistant Professor of Economics at Yale.
Gauti Eggertsson 🇺... @GautiEggertsson
7K Followers 255 Following Professor of Economics, Brown University. Consumer warning: I am terrible at spelling.
Jean-Noël Barrot @jnbarrot
68K Followers 1K Following 🇫🇷 Ministre de l'Europe et des Affaires étrangères • Conseiller régional d'@iledefrance • Vice-président du @modem.Trends for United States
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