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...

The 2005 reform of the EU Stability and Growth Pact has provided leeway for governments to let their fiscal deficit temporarily breach the 3% rule to finance the immediate budgetary cost of structural reform, such as compensation schemes to offset redistributive effects. Against this backdrop,...

Over the next decades, many OECD countries are anticipating large increases in public spending as a result of population ageing and other long-term structural trends. The need to put public finances on a sustainable footing is widely recognised, but progress has been uneven and slow. Some policy...

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...