Why do many U.S. states build so few condos? Muhammad Alameldin explains the role of construction defect liability laws — and how to fix them. This is part 7 of our series on misaligned incentives in housing policy.

Show notes:

• Alameldin, M., & Karlinsky, S. (2024). Construction Defect Liability in California: How Reform Could Increase Affordable Homeownership Opportunities. UC Berkeley Terner Center for Housing Innovation.
• Economic & Planning Systems. (2025). The Financial Impacts of Construction Defect Liability on Housing Development in California. Terner Center for Housing Innovation and the San Francisco Bay Area Planning and Urban Research Association (SPUR).
• Shoag, D., Romem, I., & Garcia, D. (2023). The First Step Is The Hardest: California’s Sliding Homeownership Ladder. UC Berkeley Terner Center for Housing Innovation.

In which types of homes are people safest from fires? Alex Horowitz shares research showing that multifamily is safer than single-family housing, newer homes are much safer than older homes, and that a single stairwell’s just as good as two. This is part 6 of our series on misaligned incentives in housing policy.

Show notes:

• Rodnyansky, S., Horowitz, A., Clifford, L., Su, D., Smith, S., & Trivedi, S. (2025). Small Single-Stairway Apartment Buildings Have Strong Safety Record. Pew Charitable Trusts.
• Clifford, L., Rodnyansky, S., & Horowitz, A. (2025). Modern Multifamily Buildings Provide the Most Fire Protection. Pew Charitable Trusts.
• Baird-Remba, R., & Horowitz, A. (2025). How States and Cities Decimated Americans’ Lowest-Cost Housing Option. Pew Charitable Trusts.
• Wegmann, J., Baqai, A. N., & Conrad, J. (2023). Here Come the Tall Skinny Houses. Cityscape, 25(2), 171-202.
• UCLA Housing Voice episode 97, Single-Stair Buildings and Eco-Districts with Michael Eliason.

We’ve been grappling with trade-offs between stricter building codes and declining affordability for over 100 years. Benjamin Schneider helps us trace the history. This is part 5 of our series on misaligned incentives in housing policy.

Show notes:

• Schneider, B. (2025). The Unfinished Metropolis: Igniting the City-Building Revolution. Island Press.
• Schneider, B. (2025 September 22). 106 Years Ago She Predicted Today’s Housing Crisis. What if we’d Listened? Planetizen.
• Wood, E. E. (1919). The Housing of the Unskilled Wage Earner: America's Next Problem. The MacMillan Company.
• Riis, J. A. (1890). How the Other Half Lives: Studies Among the Tenements of New York. Charles Scribner’s Sons.
• A brief history of tenements in the US.