From a broad macro-financial structure perspective, overly easy credit conditions gave rise to house price booms and busts in several advanced economies (e.g., Ireland, Spain, and the U.S.), and, more specifically in the U.S., an underpricing of risk made possible by regulatory arbitrage and...

Introduction: In praise of homeownership -- Housing finance before the New Deal -- The New Deal mortgage -- The rise of securitization -- The boom and the bubble -- The bubble bursts -- Timing the bubble -- Demand or supply? -- Theories of the bubble -- The securitization daisy chain --...

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...