In an environment of high foreclosure rates and distressed housing markets, federal policies are focusing on loan modifications to help delinquent homeowners pay their mortgages. While it is too soon to assess the effectiveness of these modifications, policymakers considering future refinements...

"A salient feature of the recent U.S. recession is that output and employment have declined more in regions (states, counties) where household leverage had increased more during the credit boom. This pattern is difficult to explain with standard models of financing frictions. We propose a theory...