We provide an introduction to optimal fiscal and monetary policy using the primal approach to optimal taxation. We use this approach to address how fiscal and monetary policy should be set over the long run and over the business cycle. We find four substantive lessons for policymaking: Capital...

In this working paper, we decompose fiscal policy in three components: i) responsiveness, ii) persistence and iii) discretion. Using a sample of 132 countries, our results point out that fiscal policy tends to be more persistent than responding to output variations. We also found that while the...

We construct a dynamic general equilibrium model where agents use nominal government bonds as collateral in secured lending arrangements. If the collateral constraint binds, agents price in a liquidity premium on bonds that lowers the real rate on bonds. In equilibrium, the price level is...