We show that the correct experiment to evaluate the effects of a fiscal adjustment is the simulation of a multi year fiscal plan rather than of individual fiscal shocks. Simulation of fiscal plans adopted by 16 OECD countries over a 30-year period supports the hypothesis that the effects of...

Fiscal austerity is hugely controversial. Opponents argue that it can trigger downward growth spirals and become self-defeating. Supporters argue that budget deficits have to be tackled aggressively at all times and at all costs. In this masterful book, three of today's leading policy experts...

A fiscal shock due to a shift in taxes or in government spending will, at some point in time, constrain the future path of taxes and spending, since the government’s intertemporal budget constraint will eventually have to be met. This simple fact is surprisingly overlooked in analyses of the...