Levitin, Adam; Wachter, Susan - Volkswirtschaftliche Fakultät, … - 2012
. First, it demonstrates that the bubble was a supply-side phenomenon attributable to an excess of mispriced mortgage finance …: mortgage-finance spreads declined and volume increased, even as risk increased—a confluence attributable only to an oversupply … of mortgage finance. Second, it explains the mortgage-finance supply glut as resulting from the failure of markets to …