We compute average mark-ups as a measure of market power throughout time and study their interaction with fiscal policy and macroeconomic variables in a VAR framework. From impulse-response functions the results, with annual data for a set of 14 OECD countries covering the period 1970-2007, show...

We assess how demand and supply shocks (identified via the Blanchard and Quah (1989) SVAR approach) in 14 OECD countries affect mark-ups. We find that individual responses of markups to demand shocks push down the markup for most countries (confirmed in the panel analysis). On the other hand, a...

We use a SVAR approach to the effects of fiscal and monetary policies, as well as their interactions (policy mix) for the US and the Euro Area (EMU). Overall, our results show that these two cases are different from each other. First, while in the case of the US there is evidence of Keynesian...