Arpit Gupta
@arpitrage.bsky.social
Associate Professor of Finance, NYU Stern
Newsletter: arpitrage.substack.com
Website: arpitgupta.info
Newsletter: arpitrage.substack.com
Website: arpitgupta.info
Three new corridors announced for the Delhi metro
December 24, 2025 at 3:48 PM
Three new corridors announced for the Delhi metro
Reposted by Arpit Gupta
This is pretty cool, worth reading...
Can AI "learn" economic states, addressing the Lucas Critique?
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
Can a Transformer “Learn” Economic Relationships?
Revisiting the Lucas Critique in the Age of Transformers
arpitrage.substack.com
December 22, 2025 at 4:19 PM
This is pretty cool, worth reading...
Can AI "learn" economic states, addressing the Lucas Critique?
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
Can a Transformer “Learn” Economic Relationships?
Revisiting the Lucas Critique in the Age of Transformers
arpitrage.substack.com
December 22, 2025 at 4:05 PM
Can AI "learn" economic states, addressing the Lucas Critique?
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
With @aleximas.bsky.social we simulated data from an NK model, fit a transformer, + tested out of sample fit
It generalizes surprisingly well. We hope this stimulates discussion and future agendas
arpitrage.substack.com/p/can-a-tran...
Reposted by Arpit Gupta
A post I wrote a few months ago on what it means for urban policy that housing is largely homothetic (inspired by an @arpitrage.bsky.social tweet, which became the Substack preview of the post): gregshill.substack.com/p/mistaking-...
November 19, 2025 at 5:43 PM
A post I wrote a few months ago on what it means for urban policy that housing is largely homothetic (inspired by an @arpitrage.bsky.social tweet, which became the Substack preview of the post): gregshill.substack.com/p/mistaking-...
UPDATE: more road cutting up in the works
November 8, 2025 at 2:09 PM
UPDATE: more road cutting up in the works
Some scissor stairs in an NYC luxury rental built 1998
November 2, 2025 at 9:06 PM
Some scissor stairs in an NYC luxury rental built 1998
Even when New Yorker authors are rioting over a new editor appointment — they still do the pretentious diaeresis thing
November 1, 2025 at 7:02 PM
Even when New Yorker authors are rioting over a new editor appointment — they still do the pretentious diaeresis thing
Good news everyone: W 4th St in front of NYU yet again under construction
November 1, 2025 at 1:29 PM
Good news everyone: W 4th St in front of NYU yet again under construction
Reposted by Arpit Gupta
🚨Next time you hire, don’t take it easy! In a new working paper, @elliottash.bsky.social, Jason Sockin, and I show the difficulty of the interview signals to workers whether the job is a good fit. 🚨
Paper link: papers.ssrn.com/sol3/papers....
Paper link: papers.ssrn.com/sol3/papers....
October 31, 2025 at 10:06 PM
🚨Next time you hire, don’t take it easy! In a new working paper, @elliottash.bsky.social, Jason Sockin, and I show the difficulty of the interview signals to workers whether the job is a good fit. 🚨
Paper link: papers.ssrn.com/sol3/papers....
Paper link: papers.ssrn.com/sol3/papers....
Reposted by Arpit Gupta
NEW PRE-DOC POSITIONS: @arpitrage.bsky.social
and I are hiring for two pre-docs, one to start ASAP and one to start next Fall, to help expand our work using LLMs to measure and study zoning codes in the US.
Please apply here: apply.interfolio.com/176538
and I are hiring for two pre-docs, one to start ASAP and one to start next Fall, to help expand our work using LLMs to measure and study zoning codes in the US.
Please apply here: apply.interfolio.com/176538
Apply - Interfolio
{{$ctrl.$state.data.pageTitle}} - Apply - Interfolio
apply.interfolio.com
October 29, 2025 at 12:57 AM
NEW PRE-DOC POSITIONS: @arpitrage.bsky.social
and I are hiring for two pre-docs, one to start ASAP and one to start next Fall, to help expand our work using LLMs to measure and study zoning codes in the US.
Please apply here: apply.interfolio.com/176538
and I are hiring for two pre-docs, one to start ASAP and one to start next Fall, to help expand our work using LLMs to measure and study zoning codes in the US.
Please apply here: apply.interfolio.com/176538
🚨New predoc positions!🚨
Join @alexbartik.bsky.social and me to work on developing LLM tools to analyze zoning regulations and their impacts on housing affordability.
One position starting at the "normal" cycle next year, and another ASAP.
Apply here: apply.interfolio.com/176538
Join @alexbartik.bsky.social and me to work on developing LLM tools to analyze zoning regulations and their impacts on housing affordability.
One position starting at the "normal" cycle next year, and another ASAP.
Apply here: apply.interfolio.com/176538
Apply - Interfolio
{{$ctrl.$state.data.pageTitle}} - Apply - Interfolio
apply.interfolio.com
October 28, 2025 at 7:30 PM
🚨New predoc positions!🚨
Join @alexbartik.bsky.social and me to work on developing LLM tools to analyze zoning regulations and their impacts on housing affordability.
One position starting at the "normal" cycle next year, and another ASAP.
Apply here: apply.interfolio.com/176538
Join @alexbartik.bsky.social and me to work on developing LLM tools to analyze zoning regulations and their impacts on housing affordability.
One position starting at the "normal" cycle next year, and another ASAP.
Apply here: apply.interfolio.com/176538
Reposted by Arpit Gupta
Forthcoming in the AER: "Work From Home and the Office Real Estate Apocalypse" by Arpit Gupta, Vrinda Mittal, and Stijn Van Nieuwerburgh. www.aeaweb.org/articles?id=...
Work From Home and the Office Real Estate Apocalypse
(Forthcoming Article) - We show remote work led to large drops in lease revenues, occupancy,
and market rents in the commercial office sector. We revalue New York City office buildings taking into acc...
www.aeaweb.org
October 23, 2025 at 5:19 PM
Forthcoming in the AER: "Work From Home and the Office Real Estate Apocalypse" by Arpit Gupta, Vrinda Mittal, and Stijn Van Nieuwerburgh. www.aeaweb.org/articles?id=...
Keep updating those priors, @paulgp.com
October 20, 2025 at 2:45 PM
Keep updating those priors, @paulgp.com
Reposted by Arpit Gupta
Evidence from random roommate assignment and a gaming ban for minors in China once again show what I now believe incredibly strongly: smartphones and social media destroy civilization
via @arpitrage.bsky.social
via @arpitrage.bsky.social
October 17, 2025 at 4:39 PM
Evidence from random roommate assignment and a gaming ban for minors in China once again show what I now believe incredibly strongly: smartphones and social media destroy civilization
via @arpitrage.bsky.social
via @arpitrage.bsky.social
cc @paulgp.com, Haidt was right about everything
Wow. This is the paper I have been waiting for. Mobile apps are brain rot, with meaningfully bad economic consequences for those who overuse them.
Recently accepted by #QJE, “Digital Distractions with Peer Influence: The Impact of Mobile App Usage on Academic and Labor Market Outcomes,” by Barwick, Chen, Fu, and Li: doi.org/10.1093/qje/...
October 17, 2025 at 3:45 PM
cc @paulgp.com, Haidt was right about everything
Nothing more beautiful than some pre 1916, no setback, high FAR NYC housing stock
October 14, 2025 at 12:16 PM
Nothing more beautiful than some pre 1916, no setback, high FAR NYC housing stock
On days like this I have to concede New York City is a functioning communist government
October 4, 2025 at 7:55 PM
On days like this I have to concede New York City is a functioning communist government
A building grows in Manhattan
October 2, 2025 at 8:00 PM
A building grows in Manhattan
The first use of this meme?
September 30, 2025 at 5:19 PM
The first use of this meme?
Pretty solid Yap stone over here; the crypto of its day
September 30, 2025 at 4:54 PM
Pretty solid Yap stone over here; the crypto of its day
You want sub 1 TFR? This is how you get it
September 30, 2025 at 3:27 PM
You want sub 1 TFR? This is how you get it
A book on accounting for transit called “Mind the GAAP”
September 29, 2025 at 9:25 PM
A book on accounting for transit called “Mind the GAAP”
Connecticut is going to spend $1 billion on a moveable bridge to serve *one* boat that goes up and down the river.
The Army Corps of Engineers was inflexible on this issue despite the cost bloat. Should be a go to example for “marble cake federalism.”
By @zliscow.bsky.social interviewed by Ruiz
The Army Corps of Engineers was inflexible on this issue despite the cost bloat. Should be a go to example for “marble cake federalism.”
By @zliscow.bsky.social interviewed by Ruiz
September 28, 2025 at 9:36 PM
Connecticut is going to spend $1 billion on a moveable bridge to serve *one* boat that goes up and down the river.
The Army Corps of Engineers was inflexible on this issue despite the cost bloat. Should be a go to example for “marble cake federalism.”
By @zliscow.bsky.social interviewed by Ruiz
The Army Corps of Engineers was inflexible on this issue despite the cost bloat. Should be a go to example for “marble cake federalism.”
By @zliscow.bsky.social interviewed by Ruiz
Museums seem to have a bit too much adjoined office space. This could just be more exhibits!
September 28, 2025 at 4:22 PM
Museums seem to have a bit too much adjoined office space. This could just be more exhibits!