In the field of housing economics, there is a long traditionof evaluating housing outcomes for the entire populationand various subgroups by tracking four key variables, orconcepts: the physical adequacy of the occupied housingunit, the number of people living in the unit relative to thenumber...

The boom in nonprime mortgage lending that occurred inthe United States between 2004 and 2006 was quicklyfollowed by rapid increases in the rate of delinquencies andforeclosures on these loans.1 This pronounced deteriorationalarmed investors, the public, and policymakers.2...

[...]In this paper, we update this affordability debateusing data from the 1990s. We follow Gyourko and Linneman(1993) in addressing the affordability issue by asking asimple question: Is a home of a given quality from ten ortwenty years ago more or less affordable today to a householdsimilarly...