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December 4, 2024

Shifting Patterns of Social Interaction: Exploring the Social Life of Urban Spaces Through A.I.

Abstract We analyze changes in pedestrian behavior over a 30-year period in four urban public spaces located in New York, Boston, and Philadelphia. Building on William Whyte’s observational work from 1980, where he manually recorded pedestrian behaviors, we employ computer vision and deep learning techniques to examine video footage from 1979-80 and 2008-10. Our analysis…

December 2, 2024

Why Has Construction Productivity Stagnated? The Role of Land-Use Regulation

Abstract We document a Kuznets curve for construction productivity in 20th-century America. Homes built per construction worker remained stagnant between 1900 and 1940, boomed after World War II, and then plummeted after 1970. The productivity boom from 1940 to 1970 shows that nothing makes technological progress inherently impossible in construction. What stopped it? We present…

November 5, 2024

Harvard Professor Edward Glaeser on the U.S. Housing Crisis

Why are U.S. housing prices so high? Edward L. Glaeser, the Fred and Eleanor Glimp Professor of Economics at Harvard University, is an expert in housing and urban economics. His work highlights the relationship between housing supply, urban growth, and economic prosperity, offering insights for policymakers to create more sustainable and equitable urban environments through…

September 2, 2024

This Is How to Fix the Housing Crisis

Vice President Kamala Harris correctly identified one of America’s biggest problems when she said that “there’s a serious housing shortage.” America’s affordable-housing crisis exacerbates wealth inequities, leads low-income parents to live in neighborhoods with less upward mobility and reduces our country’s capacity for economic growth, innovation and adaptation to regional shocks. Unfortunately, her proposed solutions…

April 26, 2024

Human Capital Spillovers and Health: Does Living Around College Graduates Lengthen Life?

Abstract Equally educated people are healthier if they live in more educated places. Every 10 percent point increase in an area’s share of adults with a college degree is associated with a decline in all-cause mortality by 7%, controlling for individual education, demographics, and area characteristics. Area human capital is also associated with lower disease…

February 22, 2024

The Workforce/Middle-Income Housing Tax Credit

A recording of the event will be uploaded soon. Event Summary Congress is considering expanding the Low-Income Housing Tax Credit (LIHTC) and creating a new Workforce or Middle-Income Housing Tax Credit (MIHTC). In response, the AEI Housing Center gathered leading housing experts to discuss the LIHTC’s poor record and propose more effective market solutions. In…

January 2, 2024

Billionaire-Built Cities Would Be Better Than Nothing

A company backed by Silicon Valley’s most powerful investors, including the LinkedIn co-founder Reid Hoffman and the venture capitalist Marc Andreessen, assembled a land empire outside San Francisco and announced a bold vision to build a brand-new city — and was immediately castigated by the world’s urbanists. Critics describe the effort by the company, Flannery…