How did pricing for mortgage credit risk change during the years prior to the 2008 financial crisis? Using a database from a major American bank that served as trustee for private-label mortgage-backed securitized (PLS) loans, this paper identifies a decline in credit spreads on mortgages...

Biographical note: Susan M. Wachter is Richard B. Worley Professor of Financial Management and Professor of Real Estate and Finance at The Wharton School of the University of Pennsylvania and Professor of City and Regional Planning at PennDesign. She codirects the Penn Institute for Urban...

This paper argues that during the housing bubble, housing finance markets failed to price risk correctly because of information failure caused by the complexity and heterogeneity of private-label mortgage-backed securities and structured finance products. Addressing the informational problems...