This paper analyses the monetary and fiscal policy implications of output gap estimates in times of crisis. The widening of output gaps observed in major OECD economies in the wake of the recent crisis has been mainly due to total factor productivity gaps, except in the United States where it...

The prospective normalisation of monetary policies in the main OECD areas will be challenging given that current policy rates are likely to be significantly below neutral levels and that central bank balance sheets will be above the pre-crisis levels by a wide margin. Monetary policy...