Aiyagari, S. Rao; McGrattan, Ellen R. - Federal Reserve Bank of Minneapolis - 1997
We find that the welfare gains to being at the optimum quantity of debt rather than the current U.S. level are small …, and, therefore, concerns regarding the high level of debt in the U.S. economy may be misplaced. This finding is based on a … and borrowing constraints. This model incorporates a different role for government debt than is found in standard models …