Arnold Kling on Freddie and Fannie and the Recent History of the U.S. Housing Market

Episode Summary

Executive Summary: Russ Roberts and Arnold Kling explain how Freddie Mac and Fannie Mae evolved from Depression-era mortgage facilitators into quasi-private, government-backed institutions central to the U.S. mortgage market. They trace securitization, moral hazard, low-down-payment lending, and political pressure for homeownership as key drivers of the 2008 crisis, and argue that explicit subsidies and simpler, safer mortgage practices would be more stable than the existing system.

Main Topics: What mortgages are and how securitization works (Priority: 5/5): Kling explains mortgage liens, foreclosure, and how mortgage-backed securities separate origination, servicing, and risk-bearing among different parties. Freddie Mac and Fannie Mae’s historical evolution (Priority: 5/5): The discussion covers Fannie Mae’s New Deal origins, Freddie Mac’s later role in channeling mortgage funds across regions, and the transformation into shareholder-owned GSEs with implicit government backing. Savings and loan crisis and inflation (Priority: 4/5): They connect the collapse of savings and loans to inflation, Regulation Q, and interest-rate mismatches, showing how mortgage finance became unstable before the 2008 crisis. Risk models, credit scoring, and moral hazard (Priority: 5/5): Kling describes mortgage default models, stress tests, and how credit scoring and securitization encouraged risk-taking when house prices kept rising. Subprime lending, low down payments, and bubble dynamics (Priority: 5/5): A central argument is that low or zero-down-payment loans made the housing market unstable and helped fuel the bubble once prices began rising rapidly. Government mandates, politics, and affordable housing goals (Priority: 4/5): The conversation highlights congressional pressure, HUD goals, and bipartisan support for expanding homeownership through Freddie/Fannie and other programs. Policy responses and systemic risk (Priority: 4/5): They debate conservatorship, mark-to-market accounting, capital requirements, and how to reduce systemic risk without perpetuating hidden guarantees.

Key Arguments: Mortgage securitization allows lenders to sell loans and investors to buy pooled claims, while Freddie/Fannie absorb default risk and guarantee investors against individual loan losses. Fannie Mae began as a government tool to support 30-year amortizing mortgages during the Great Depression; Freddie Mac later helped move mortgage capital across regions. The savings and loan model was undermined by inflation and Regulation Q, which made long-term fixed-rate lending unprofitable when market rates rose. A 20% down payment creates a much safer mortgage because borrower equity cushions against house-price declines; 0–5% down loans are inherently destabilizing. Credit scoring and derivatives seemed to reduce risk, but they were calibrated in a period of rising house prices and underestimated systemic downside. Freddie and Fannie faced moral hazard because originators could sell bad loans while the government implied it would back the GSEs; this encouraged riskier lending over time. Political pressure to expand homeownership and meet affordable-housing quotas pushed the GSEs toward more marginal loans, while private Wall Street firms also expanded risky lending. The 2008 crisis was amplified when investors lost confidence in GSE debt, forcing higher funding costs and making the firms nonviable. A safer system would rely more on old-fashioned banks, qualified borrowers, 20% down payments, and low, stable inflation, rather than subsidizing mortgage debt. Mark-to-market accounting increases transparency but can worsen a downturn by forcing simultaneous write-downs and capital shortages across the system.

Data Points: Recording date: September 12, 2008 - The main conversation was taped during acute financial market turmoil. Short-term Treasury-style guarantee spread: About one quarter of one percent - Kling’s estimate of how much Fannie/Freddie reduced mortgage rates relative to a banks-only system. Standard historical down payment: 20% - Kling says conforming loans used to typically require 20% down. Low down payment examples: 5%, 3%, 0% - He cites the spread of low- and zero-down mortgage products before the crash. Savings and loan business model: 3-6-3 - Depositors paid 3%, mortgages earned 6%, executives were done by 3 p.m. Interest-rate shock scenario: 5% assets vs. 10% market rate - Used to explain why underwater mortgage portfolios become nearly worthless. Moody’s stress scenario: House prices fell 10% a year for 4 years, then stayed flat - An early stress-test assumption used at Freddie Mac. Fannie/Freddie affordable-housing goal: 52% - Russ Roberts notes the Bush-era HUD target that the GSEs met. Subprime mortgage purchases by Fannie/Freddie: $434 billion - Roberts cites purchases between 2004 and 2006 to satisfy HUD requirements. Bear Stearns support package: $29 billion - Roberts references the Fed/J.P. Morgan rescue as part of the broader crisis response. Claimed unoccupied housing units: 18 million - Kling cites an article estimating excess housing supply in the U.S. Implicit guarantee credit line: Small Treasury credit line - He notes there was some formal support, but it was limited relative to market obligations.

Pivotal Quotes: "Freddie Mac buys mortgages and sells securities. The mortgages can default, the securities cannot, therefore we take the default risk." — Arnold Kling: Kling’s plain-English explanation of the GSE business model and who bears risk. "The claim is that if we have this guarantee, we can get mortgage rates down by about one quarter of one percent." — Arnold Kling: His estimate of the housing-finance subsidy’s effect on borrowing costs. "We should get rid of that kind of model. If worried about people with low income who can't afford a house... we might expand the FHA." — Russ Roberts: Roberts’ policy conclusion that explicit subsidies are preferable to implicit guarantees.

Implications: The episode argues that implicit government backing plus low-down-payment lending creates unstable housing finance. For the future, it suggests clearer subsidies, stricter underwriting, and less political pressure to inflate homeownership through debt.