We find and compare two simple fiscal rules. The first is a theoretical rule that approximates well Ramsey-optimal fiscal policy in a DSGE model calibrated to the U.S. economy over the period 1955:1 to 2007:3. The second is an empirical rule that approximates well actual U.S. fiscal policy over...

Central banks have had an important role in maintaining financial stability through their lender of last resort role. As lender of last resort, the central bank is given enormous power which is normally tempered by a variety of limits. In the most recent crises in both the United States and euro...