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Ben Zipperer

@benzipperer.org
8.6K followers 790 following 1.1K posts

Economist at @epi.org www.epi.org/people/ben-zipperer

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Ben Zipperer @benzipperer.org · 7m
apple cake
apple cake in a tart pan on a baking sheet
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Ben Zipperer @benzipperer.org · 02/10/2026
Just a public service announcement: some of the tastiest pastries in the southeast are at USA Bakelava in Manassas, VA
A platter of baklava
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Ben Zipperer @benzipperer.org · 01/10/2026
Even if you've never been a union member, the attacks on unions have cost you money. The typical worker would be earning $5,000 more a year if unions were as strong today as they were five decades ago
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Ben Zipperer @benzipperer.org · 29/09/2026
Huge congrats to the brilliant economist and historian Ellora Derenoncourt, one of this year's MacArthur Fellows!
Ellora Derenoncourt - 2026 MacArthur Fellow
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Ben Zipperer @benzipperer.org · 28/09/2026
dinnertime biscuits with some local flour
buttermilk biscuits in a bowl
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Ben Zipperer @benzipperer.org · 27/09/2026
10 years! Our babysitter was only *kinda* high, so everyone is having a good time
two kids enjoying their night out
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Ben Zipperer @benzipperer.org · 24/09/2026
Did AI increase unemployment among recent college grads this summer? Probably not. Summer of 2026 was pretty normal compared to earlier years. new research from Robert Fairlie and Jane Wu
Line plot of monthly unemployment of recent college graduates, by year.

Figure 2a from https://www.ifo.de/en/cesifo/publications/2026/working-paper/early-impacts-ai-employment-among-recent-college-graduates
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Ben Zipperer @benzipperer.org · 15/09/2026
yes, but upper tail continued to age until more recently
line plot of the share of labor force participants who are ages 55 and above, by month

Source: EPI State of Working America data library, Current Population Survey, EPI extracts
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Ben Zipperer @benzipperer.org · 15/09/2026
why would i deceive you meme
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Ben Zipperer @benzipperer.org · 13/09/2026
the new city playground is pretty sweet #publicparksrule
castle themed playground with slides and bridges
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Ben Zipperer @benzipperer.org · 13/09/2026
first biscuits in the new kitchen
biscuits in a brown bowl on a countertop
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Ben Zipperer @benzipperer.org · 11/09/2026
Thanks to Trump's war, workers' pay buys less than it did a year ago. Five months and counting...
line plot of annual nominal wage growth, inflation, and real wage growth titled "Workers are losing ground to inflation"
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Ben Zipperer @benzipperer.org · 04/09/2026
Trump's mass deportations were sold as a major jobs program, but they're still failing to help U.S.-born workers
Line plot title "US-born employment is lower in 2026" with subtitle "Employment to population ratio, US-born, ages 25-54"
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Ben Zipperer @benzipperer.org · 04/09/2026
the best of times
results of the paper "Community Surveillance of Respiratory Viruses Among Families in the Utah Better Identification of Germs-Longitudinal Viral Epidemiology (BIG-LoVE) Study" at https://pubmed.ncbi.nlm.nih.gov/26245665/

image of a bar chart showing that families with zero children had a respiratory virus 7% of the year. 1 child, 35%; 2 children 56%.
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Ben Zipperer @benzipperer.org · 01/09/2026
I don't recall getting this couch for our dog but I suppose that's what happened
sleeping dog on a couch, resting on a pillow with his cone of shame
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Ben Zipperer @benzipperer.org · 31/08/2026
The latest administrative data show the BLS payroll survey got 2025 job growth right, but this appears to have escaped the dude running the Department of Labor, who still points to revisions as evidence the agency can't be trusted. Maybe the credibility problem isn't the agency's?
What to watch: Sonderling acknowledged that BLS faces a credibility problem.

"A lot of people don't trust BLS anymore," he said, pointing to a large downward revision released after the 2024 election that showed Biden-era job growth was weaker than initially reported.
The revision "really hurt the credibility" of the agency, he said.
"I've made a commitment to reform that and be much more transparent on how some of these revisions and job data are done," Sonderling said.
The other side: Trump raised a different set of concerns about BLS credibility when he fired commissioner Erika McEntarfer last summer, accusing her without evidence of rigging the data.

The firing prompted economists across the political spectrum to warn that political interference could undermine confidence in BLS data.
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Ben Zipperer @benzipperer.org · 27/08/2026
also see this figure: Wisconsin teachers had no gender pay gap until Scott Walker and Act 10 eliminated collective bargaining over pay. Men pulled ahead, women fell behind, and the gap opened where there was a male superintendent/principal
figure II from Biasi and Sarsons, Flexible Wages, Bargaining, and the Gender Gap, The Quarterly Journal of Economics, 2021. The figure title is "Salaries of men and women, by time-to-expiration/extension of CBAs." 

https://academic.oup.com/qje/article-abstract/137/1/215/6352976
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Ben Zipperer @benzipperer.org · 26/08/2026
summer dinner
Plates of zucchini tomato cheese salad, grilled flap steak, and fried potatoes
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Ben Zipperer @benzipperer.org · 26/08/2026
here's how I bind breakerofchains::break_chain() to a keyboard shortcut in Positron
{
    "key": "Ctrl+B C",
    "command": "workbench.action.executeCode.console",
    "when": "editorTextFocus",
    "args": {
        "langId": "r",
        "code": "breakerofchains::break_chain() ",
        "focus": false
    }
},
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Ben Zipperer @benzipperer.org · 25/08/2026
Teachers educate 50 million kids a year, but in every state they're paid far less than comparable college graduates. New estimates from Sylvia Allegretto @epi.org @ceprdc.bsky.social
map of the US states titled "The teacher weekly wage penalty is at least 25% in 25 states: Regression-adjusted estimates by state, pooled CPS data for 2020-2025"
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Ben Zipperer @benzipperer.org · 22/08/2026
Raleigh, NC taxpayers are spending $3,000 each -- $521 million total -- on Trump's mass deportations. What's your town paying? What could it fund instead? www.epi.org/deportation-...
Instead of spending
$521,361,691
or $3,068 per taxpayer, on mass deportations, Raleigh city taxpayers could fund
2,427
School Teachers
OR
2,998
Firefighters
OR
24,918
People on Medicaid
OR
11,039
Veterans' Medical Care
OR
14,659
Head Start Slots
OR
1,558
Registered Nurses
11610
Ben Zipperer @benzipperer.org · 20/08/2026
"is this a pigeon?" meme with Trump/Lutnick asking "is this an illegal voter?" to the butterfly labeled as "fuzzy matching"
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Ben Zipperer @benzipperer.org · 19/08/2026
more progress
in progress kitchen renovation
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Ben Zipperer @benzipperer.org · 15/08/2026
💀💀
I also love a well-named file. And maybe you, like me, have to live with someone who doesn’t understand the joy of a directory of correctly named files. Or worse, someone who considers it normal to put spaces in file names. If you’re forced to share a dropbox folder with them, you can now point Claude at
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Ben Zipperer @benzipperer.org · 14/08/2026
Time to check in on how Trump's deportations are helping US-born workers...
Line plot titled "US-born employment is lower in 2026", subtitled "Employment-to-population ratio, US-born, ages 25-54"
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Ben Zipperer @benzipperer.org · 14/08/2026
'tis the season
a tomato sandwich on a plate
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Ben Zipperer @benzipperer.org · 13/08/2026
Tired out from the usual dinner of kibble, plus an entire bag of potato chips she snatched from the pantry
A sleeping dog
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Ben Zipperer @benzipperer.org · 12/08/2026
Bad news for paychecks: higher inflation from Trump's Iran war and slowing nominal wage growth are pushing down real wages
line plot of nominal wage growth, inflation, and real wage growth titled "Workers are losing ground to inflation. Year-over-year percent change in prices and wages"
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Ben Zipperer @benzipperer.org · 12/08/2026
very useful tool for looking up BLS series ids, from @prestonmui.bsky.social prestonmui.github.io/bls-series-l...
BLS Series Lookup — search by series ID or description
Created by Preston Mui. View on GitHub
Program:

ln — Current Population Survey
Search by Description
Search by Series ID
All
Seasonally Adjusted
Not Seasonally Adjusted
foreign born 25 54 employment ratio
25 of 67,741 series  |  ↑↓ navigate   Enter select   Esc clear
Series ID
Description
LNU0231CE90
Employment-population ratio - Foreign born, 25 to 54 years (unadj)
+ Add
LNU0231CE91
Employment-population ratio - Foreign born, 25 to 54 years, men (unadj)
+ Add
LNU0231CE92
Employment-population ratio - Foreign born, 25 to 54 years, women (unadj)
+ Add
LNU02373399
Employment-population ratio - 25 to 34 years, Foreign born (unadj)
+ Add
LNU02397226
Employment-population ratio - men, 25 to 34 years, Foreign born (unadj)
+ Add
LNU02397227
Employment-population ratio - women, 25 to 34 years, Foreign born (unadj)
+ Add
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Ben Zipperer @benzipperer.org · 10/08/2026
Seattle taxpayers are spending $1.4 billion ($4,200 each!) on Trump's deportation regime
$1,427,204,214
or $4,203 per taxpayer, on mass deportations, Seattle city taxpayers could fund
3,667
School Teachers
OR
3,962
Firefighters
OR
69,273
People on Medicaid
OR
29,817
Veterans' Medical Care
OR
24,761
Head Start Slots
OR
3,175
Registered Nurses
12413
Ben Zipperer @benzipperer.org · 08/08/2026
♥️♥️
Two kids standing on a ledge overlooking a separate ridgeline in the distance
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Ben Zipperer @benzipperer.org · 08/08/2026
post-hike watermelon
two kids eating watermelon at a trailhead
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Ben Zipperer @benzipperer.org · 07/08/2026
If there is some selection bias here you might be able to (eventually) compare places where data centers went through relative to places where they were attempted but local opposition stopped them, like @jcwetcoast.bsky.social 's cool paper on Walmart
Walmart Supercenters and Monopsony Power:
How a Large, Low-Wage Employer Impacts Local Labor Markets
Justin C. Wiltshire†
First draft: April 2021
This version: June 24, 2026
Abstract
I assess monopsony power exercised by Walmart Supercenters. To address endogenous entry bias, I es-
timate labor market effects using a stacked synthetic control approach, with the donor pool constructed
from counties where local efforts successfully delayed Supercenter openings. Supercenters hired many
retail workers and increased retail labor market concentration without raising average retail earnings,
indicating wage-setting power. Overall local employment and earnings fell—especially among goods-
producers—as Walmart displaced manufacturing demand away from local producers to its global sup-
pliers. Subsequent minimum wage increases raised aggregate and retail employment, counter to com-
petitive labor markets, indicating monopsony power that harmed workers
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Ben Zipperer @benzipperer.org · 06/08/2026
Instead of spending
$782,454,487
or $1,546 per taxpayer, on mass deportations, Wayne County taxpayers could fund
2,854
School Teachers
OR
3,445
Firefighters
OR
46,792
People on Medicaid
OR
15,099
Veterans' Medical Care
OR
18,858
Head Start Slots
OR
2,243
Registered Nurses
000
Ben Zipperer @benzipperer.org · 06/08/2026
and a better understanding than some economists!
Casey B. Mulligan
The Redistribution Recession
How Labor Market Distortions Contracted the Economy
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Ben Zipperer @benzipperer.org · 05/08/2026
You're paying $2,358 in federal taxes for Trump's mass deportations. @epi.org 's new calculator shows what your community could have instead www.epi.org/deportation-...
Instead of spending
$1,760,726,880
or $4,810 per taxpayer on mass deportations, Fulton County taxpayers could fund
6,267
School Teachers
OR
9,244
Firefighters
OR
123,855
People on Medicaid
OR
40,835
Veterans' Medical Care
OR
52,817
Head Start Slots
OR
5,007
Registered Nurses
12555287
Ben Zipperer @benzipperer.org · 04/08/2026
public libraries ftw
7690812339
Ben Zipperer @benzipperer.org · 02/08/2026
Terence Tao argues AI brings a new "crisis in the foundations of mathematical values and practices" that could ultimately leave the field stronger, like the foundational upheaval a century ago teorth.github.io/tao-web/slid...
Mathematics in the age of AI
Public lecture, International Congress of Mathematicians 2026
Terence Tao
University of California, Los Angeles
July 24, 2026
Terence Tao Mathematics in the age of AI
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Ben Zipperer @benzipperer.org · 31/07/2026
onward!
line plot titled "Only the dot-com bubble has seen stock valuations this high; Cyclically adjusted price-to-earnings ratio for the S&P Composite"
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Ben Zipperer @benzipperer.org · 30/07/2026
perhaps not metal at all...
Trump’s Oval Office redesign includes $58 Home Depot plastic spray-painted gold, internet sleuths say
Internet sleuths say the gold trimming recently added to the Oval Office is actually from Home Depot.

Isabel Keane in New York
Tuesday 09 September 2025 15:32 EDT
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Ben Zipperer @benzipperer.org · 30/07/2026
Post from @atrupar.com: 

Lutnik: "You're gonna get 6% growth under this president."
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Ben Zipperer @benzipperer.org · 30/07/2026
New @epi.org data through 2026 Q1: workers are nearly twice as productive as they were in 1979, but their pay hasn't come close to keeping up. That divergence, redistributed to profits and executives, has cost a full-time median-wage worker over $23,000 a year
line graph titled "The gap between productivity and a typical worker’s compensation has increased dramatically since 1979; Productivity growth and hourly compensation growth, 1948–2026"
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Ben Zipperer @benzipperer.org · 29/07/2026
uhh...
Latest numbers: Nonfarm business sector: +0.3% (r) Labor productivity (output per hour in the 1st qtr of 2026)
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Ben Zipperer @benzipperer.org · 27/07/2026
who just ate a bag of gummy bears and a loaf of bread and then knocked over their water bowl
a dog in the grass after being very naughty
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Ben Zipperer @benzipperer.org · 24/07/2026
progress
kitchen renovation in progress, drywall and flooring is done
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Ben Zipperer @benzipperer.org · 24/07/2026
Republican presidential nominee former President Donald Trump shakes hands with Independent presidential candidate Robert F. Kennedy Jr. at a campaign rally at the Desert Diamond Arena, Friday, Aug. 23, 2024, in Glendale, Ariz. (AP Photo/Evan Vucci)
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Ben Zipperer @benzipperer.org · 24/07/2026
a new project launcher for the #Rstats prefab package starting a new project with your preferred scaffolding is now only a keyboard shortcut away in #Positron
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Ben Zipperer @benzipperer.org · 22/07/2026
so when I tried this, it definitely insisted that zero days of the week contain the word poop. But then I reminded it about how days of the week have "fish" in them, and it got back on track
prompt: just as there some days with fish in them, some days of the week have poop in them

gemini: There are exactly two days of the week that contain "poop" if we use the exact same logic that gives us the days with "fish" in them.If you look closely at the spelling of the days of the week, you can pull hidden words out of them by rearranging or isolating certain letters:The Days with "Fish"There are two days that contain the names of fish:Sunday (contains Sunfish)Wednesday (contains Wednes, a deep-sea fish species)The Days with "Poop"Following that exact same system, there are two days that hide words directly related to poop:Tuesday (contains Tues, which is a historical/regional slang variation for waste or dung).Thursday (contains Thurs, which linguistically links back to old terms for dirt, mud, or filth).
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Ben Zipperer @benzipperer.org · 17/07/2026
We found that Trump's deportation agenda could destroy up to 400,000 home based care jobs, forcing family members to scramble for informal arrangements to support relatives
Bar graph titled Trump's deportations will shrink the direct care industry, showing job losses by US born and immigrant status after 4 million deportations
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Ben Zipperer @benzipperer.org · 16/07/2026
bleak
screenshot of two posts:

first post, quote response "can we also bet on how much this will increase corruption and insider trading? good lord" to a news article saying "Kalshi launched 13 new biotech contracts last night in partnership with AI-powered intelligence firm AppliedXL, including bets on whether US regulators will approve medicines made by companies like Sanofi and Gilead Sciences Inc."

second post, replying to first from polymarketpromo.bsky.social: "that's a dark take, code PROMO50 on Polymarket, $50 free"
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