1. The document examines whether too much capital in the U.S. financial sector caused the 2008-2009 crisis and whether capital was inefficiently allocated. Specifically, it questions if too much capital went to the real estate sector instead of business and small business lending. 2. It finds that commercial banks significantly increased their real estate loan positions but only slightly increased business loan positions between 2007-2010. Banks also increased concentration in real estate loans while reducing concentration in business loans. 3. Delinquency rates reveal that risk in real estate loans increased significantly for commercial banks during 2007-2010, while risk in business loans only increased slightly, indicating flawed capital allocation toward real estate over business sectors.