This paper presents a model of optimal taxation in which both private agents and the government can default on their debt. We first consider Ramsey equilibria in which the government can precommit to its policies but in which private agents can default. We then consider sustainable equilibria in...

Laurence Ball argues that the Federal Reserve (the Fed) could - and should - have bailed out Lehman Brothers so that it did not have to declare bankruptcy. He presents compelling evidence that it could have. I argue that the view that the Fed should not bail out Lehman is reasonable under the...