John Mullahy

@johnmullahy.bsky.social

2.8K followers 660 following 2.4K posts

UW-Madison, Univ. of Galway, NBER

C.V.: https://uwmadison.box.com/s/kkaquhtv5b2og4yo6md5p34f7q7gx1ju

Banner image: Free Clinic (detail), Jacob Lawrence, 1937

Videos

Economics 46%

Mathematics 17%

Posts Replies Media Videos

John Mullahy @johnmullahy.bsky.social · 9h

"The insurance will be better."

Reposted by Nicholas A. Christakis

John Mullahy @johnmullahy.bsky.social · 12h

Exactly five years ago—the news that kindled hope amidst the pandemic's despair.

John Mullahy @johnmullahy.bsky.social · 19h

An unusual instance where using an Oxford comma might be problematic.

John Mullahy @johnmullahy.bsky.social · 20h

From Roche press release. One will be interested to learn what is meant by "numerical benefit."

www.roche.com/media/releas...

John Mullahy @johnmullahy.bsky.social · 20h

www.wsj.com/health/pharm...

Roche Multiple Sclerosis Drug Meets Main Goals in Two Late-Stage Trials

Fenebrutinib met primary goals in two late-stage trials for the treatment of two different forms of multiple sclerosis.

www.wsj.com

John Mullahy @johnmullahy.bsky.social · 21h

Careful placement and omission of commas is often essential for clarity.

www.nytimes.com/2025/11/08/s...

Reposted by John Mullahy, Alan Richardson, Michael W. Kraus , and 3 more John Mullahy, Alan Richardson, Michael W. Kraus, Scott A. Imberman, Nathan P. Kalmoe, Dan Immergluck

Governor Tony Evers @govevers.wisconsin.gov · 1d

Last night, the Trump Administration sent a letter suggesting Wisconsin should return our FoodShare payments.

My response ⬇️

John Mullahy @johnmullahy.bsky.social · 1d

Productivity-enhancing use of time, yes?

www.jstor.org/stable/2937618

John Mullahy @johnmullahy.bsky.social · 1d

The resemblance is striking.

(Salvador Dali, Sleep: www.wikiart.org/en/salvador-...)

Reposted by Michael Barnett, John Mullahy

Eric Topol @erictopol.bsky.social · 1d

Get this: Coffee suppressed atrial fibrillation!
Unexpected results for recurrence from a randomized trial in participants after cardioversion from AF
#AHA25 @jama.com
jamanetwork.com/journals/jam...

John Mullahy @johnmullahy.bsky.social · 2d

Le rat, c'est moi.

John Mullahy @johnmullahy.bsky.social · 2d

Like we do every November, today we moved the deck furniture into the garage for winter.

While doing so I had a jolting recollection of the day in Nov. 2020 when the furniture was stored—uncertainty and fear of what the upcoming winter would bring, the privilege of spending most time outdoors gone.

Reposted by John Mullahy

Jonathan A. Parker @profjaparker.bsky.social · 2d

The AEA has the GREATEST JOURNALS including the one that people actually READ many times unlike UNAMERICAN ASSOCIATIONS. Our AWESOME latest issue has 100 NOBEL PRIZEWORTHY papers HERE: www.aeaweb.org/issues/826
Thank you for your attention to this issue.

Journal of Economic Perspectives

Vol. 39 No. 4 Fall 2025

www.aeaweb.org

John Mullahy @johnmullahy.bsky.social · 2d

Facts alone are wanted in life.… Stick to Facts, sir!

— Charles Dickens, Hard Times

www.wsj.com/politics/pol...

Trump Dismisses Affordability Concerns, Insists Prices Are Coming Down

The president said the notion that the GOP performed poorly in the recent elections because of the cost of living is a Democratic “con job.”

www.wsj.com

John Mullahy @johnmullahy.bsky.social · 2d

Let them who've not stolen a bus and driven it to their destination when the bus they were planning to ride was full throw the first stone.

www.rte.ie/news/courts/...

Man drove stolen bus to Dublin because other one was full

A young man stole a Bus Éireann vehicle in Co Donegal and drove it to Dublin after being told another bus was full.

www.rte.ie

John Mullahy @johnmullahy.bsky.social · 2d

Clear composition almost always requires using the Oxford comma, period and exclamation point.

Dan Diamond @ddiamond.bsky.social · 2d

sometimes an Oxford comma can make all the difference

What we're watching: A new take on
"Frankenstein," a lavish legal drama starring Kim Kardashian and a Tracy Morgan-led spinoff.

Reposted by Mark E. Schaffer, John Mullahy, Kevin Carey , and 8 more Mark E. Schaffer, John Mullahy, Kevin Carey, Daniel W. Drezner, Janet Murray, Carlos Nunes Silva, Jacob T. Levy, Scott A. Imberman, Ann Bartow, Jill A. Jacobson, Daxton R. Stewart

Dan Diamond @ddiamond.bsky.social · 2d

sometimes an Oxford comma can make all the difference

John Mullahy @johnmullahy.bsky.social · 3d

Hope you can join us, March 18-20, 2026, University of Galway

www.maxwell.syr.edu/research/cen...

John Mullahy @johnmullahy.bsky.social · 3d

A very nice (and irritating) paper.

Perhaps add to its list of junk fees the "hospital facility fee" many are charged for care delivered in outpatient clinics.

www.healthaffairs.org/content/fore...

Jonathan A. Parker @profjaparker.bsky.social · 3d

Are you interested in the economics of "junk fees"? A great JEP summary here:
www.aeaweb.org/articles?id=...

Reposted by John Mullahy, Caroline Fohlin

Jonathan A. Parker @profjaparker.bsky.social · 3d

Are you interested in the economics of "junk fees"? A great JEP summary here:
www.aeaweb.org/articles?id=...

Reposted by Richard S.J. Tol, John Mullahy, Valerie Mueller , and 1 more Richard S.J. Tol, John Mullahy, Valerie Mueller, Kathleen J. Mullen

Julian Reif @julianreif.bsky.social · 3d

Our group at Illinois Gies College of Business is hiring! We are especially interested in public or environmental economists. Our group includes myself, @tderyugina.bsky.social, David Molitor, Nolan Miller, Jeff Brown, Riley League, and Mackenzie Alston.

www.aeaweb.org/joe/listing....

American Economic Association: JOE Listings - August 1, 2025 - January 31, 2026

www.aeaweb.org