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Penn IUR

@PennIUR

The Penn Institute for Urban Research is a university-wide body that addresses the issues of 21st century cities locally and globally.

 Philadelphia, PA (USA)
penniur.upenn.edu
Joined February 2011
  • Tweets17.5K
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  • Followers3.6K
1.1KMedia
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TOMORROW: What does the data center boom mean for cities? Join @PennIUR for a Special Briefing on the economic promise—and growing concerns—surrounding data centers, from energy and water use to public finance and local impacts. 📅 Oct. 29 | 11 AM ET 🔗 bit.ly/4itDNrt
Image from Penn IUR (@PennIUR)
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Upcoming Events: War, Inflation, and the Impact on the Economy - mailchi.mp/upenn/upcoming-ev…
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Breaking: Iran says #StraitofHormuz is “open,” but U.S. blockade puts markets on edge. Join top experts incl. @Markzandi, Julia Coronado, & Natalie Cohen at noon for real-time analysis on economic & fiscal impacts. 🗓 Apr 17 | 12 PM ET 🔗 bit.ly/4tLjWYA #publicfinance
Special Briefing: War, Inflation, and the Impact on the Economy and

Special Briefing: War, Inflation, and the Impact on the Economy and

Join us Friday, April 17 at noon for a Special Briefing on war, inflation, and the impact on the economy and state and local budgets 

penniur.upenn.edu
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Upcoming Events: War, Inflation, and the Impact on the Economy - mailchi.mp/upenn/upcoming-ev…
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In @whartonknows, Penn IUR's @susanwachter argues affordability is the core issue in the U.S. housing market despite a resilient mortgage system. Stability ≠ access. A decade of underbuilding continues to lock out first-time buyers. 🔗 whr.tn/4dltHIg
Housing Is Stable, but Still Out of Reach for Many Americans

Housing Is Stable, but Still Out of Reach for Many Americans

Wharton’s Susan Wachter explains why the U.S. housing market’s core problem is not financial instability, but affordability.

knowledge.wharton.upenn.edu
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Mortgage rates briefly dipped below 6%—then came global conflict. In @Marketplace, Penn IUR's @susanwachter (@Wharton) explains how rising rates (now above 6.5%) are already cooling the spring housing market 🎧 bit.ly/4c7U6rM #HousingMarket #Economy #PennIUR
Rising mortgage rates since the start of war in Iran spell trouble for the housing market

Rising mortgage rates since the start of war in Iran spell trouble for the housing market

Two days before the start of the war with Iran, mortgage rates dipped below 6% for the first time in three and a half years. Rates topped 6.5% this week.

marketplace.org
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Upcoming Events: U.S. Transportation in the New Federalism - mailchi.mp/upenn/upcoming-ev…
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Upcoming Events: Solutions for the Housing Crisis - mailchi.mp/upenn/upcoming-ev…
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Upcoming Events: Coping with the new fiscal federalism - mailchi.mp/upenn/upcoming-ev…
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What does 2026 hold for real estate? Despite the rise of AI and persisting commercial vacancies, in-person work will help local economies recover, @Wharton's @Susan_Wachter said on our This Week in Business podcast's faculty predictions series. 🎙️: whr.tn/3YEEDIa
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New Call for Papers on Demographic Dynamics and Housing Affordability for a special issue of Housing Studies edited by @ArthurAcolin, Kwan Ok Lee, @DesenLin, and @SusanWachter. Submissions due Feb 1, 2026. Details: bit.ly/4rPCZks
Call for Papers: Housing Studies special issue by Feb. 1

ALT Call for Papers: Housing Studies special issue by Feb. 1

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Fed cuts rates again amid rare internal splits and Powell’s final months as chair. What does this uncertainty mean for states & cities in 2026? Join our Dec 16 Special Briefing with @VolckerAlliance for insights with top analysts. Register: bit.ly/3KMuQg1

Special Briefing on the Outlook for 2026: How States & Cities Will

The record-long federal government shutdown and congressional gridlock following passage of the One Big Beautiful Bill Act herald what is likely to be a year of painful adjustment for many US states,

penniur.upenn.edu
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How will states & cities respond to unprecedented federal turbulence in 2026? Join Special Briefing on Dec 16 (11am ET) with @VolckerAlliance as experts break down the economic outlook. Speakers: Matt Fabian, Eric Kim, Torsten Slok, Teryn Zmuda Register: bit.ly/3KMuQg1
Image from Penn IUR (@PennIUR)
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Penn IUR’s @susanwachter of @Wharton explains in @TheAtlantic: Rent drops are concentrated in overbuilt markets, not driven by demographic shocks. Housing supply trends remain the key factor. bit.ly/4oL8rxK
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Upcoming Events: Outlook for 2026 - mailchi.mp/upenn/upcoming-ev…
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AI is reshaping the housing market in two directions. Penn IUR’s @susanwachter of @Wharton tells @Bloomberg that AI-driven job uncertainty is fueling buyer resistance even as AI spending boosts keep prices rising. A textbook K-shaped effect. bloom.bg/4p8dnxu
AI’s Ripple Effects Extend to Home Sales

AI’s Ripple Effects Extend to Home Sales

The housing market is an example of the K-shaped market phenomenon.

bloomberg.com
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Penn IUR retweeted
SSRN (@SSRN) profile picture
SSRN@SSRN25 Nov 2025
The #Urban Greening Paradox: This study investigates how residents' perceptions of #safety differ between day & night across cities, focusing on the lack of city-wide nighttime #streetview images (SVIs). Read: spkl.io/6018AdmXu Subscribe: spkl.io/6010AdmXr
This image shows a figure titled Spatial distribution of safety perception scores in Boston (a) daytime and (b) nighttime.

ALT This image shows a figure titled Spatial distribution of safety perception scores in Boston (a) daytime and (b) nighttime.

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A 50-year mortgage might lower monthly payments, but at what cost? On @NPR, Penn IUR Co-Director @susanwachter warns: “It’s not a good substitute for a 30-year mortgage… you’re not building up wealth.” 🎧 Listen: n.pr/3WQ8bSx #HousingAffordability #PennIUR
President Trump has proposed a 50-year mortgage. What that would mean for home buyers

President Trump has proposed a 50-year mortgage. What that would mean for home buyers

President Trump has floated the idea of a 50-year mortgage to make home ownership more affordable. A Martinez talks with Wharton's Susan Wachter about the benefits and risks of the proposal.

npr.org
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The housing market is split: repeat buyers with equity on one side and first-time buyers priced out on the other. Penn IUR Co-Director @susanwachter tells @Marketplace lower mortgage rates and more entry-level homes are needed. 🔗 bit.ly/483Ko7S #AffordableHousing
The housing market looks K-shaped, too

The housing market looks K-shaped, too

First-time buyers are going in one direction, while experienced buyers and sellers with equity are going in another.

marketplace.org
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President Trump urged Fannie Mae & Freddie Mac to “get homebuilders going,” citing 2M empty lots. @Wharton’s @susanwachter, Co-Director of @PennIUR, told @MarketDomination most lots aren’t build-ready due to local regulatory barriers. yhoo.it/4pYJH6M #HousingPolicy
Trump wants more homebuilding: Can Fannie Mae, Freddie Mac help?

Trump wants more homebuilding: Can Fannie Mae, Freddie Mac help?

President Trump has called on Fannie Mae (FNMA) and Freddie Mac (FMCC) to kickstart homebuilding again. Real estate and finance professor at the University of Pennsylvania's Wharton School and...

finance.yahoo.com
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