I study the implications of learning by doing in production for optimal monetary policy using a basic New Keynesian model. Learning-by-doing is modeled as a stock of skills that accumulates based on past employment. The presence of this learning-by-doing externality breaks the ’divine...

The conventional view is that a monetary policy shock has both supply-side and demand-side effects, at least in the short run. Barth and Ramey (2001) show that the supply-side effect of a monetary policy shock may be greater than the demand-side effect. We argue that it is crucial for monetary...

The paper offers a new explanation for the cause of the Great Inflation by constructing a model that explicitly separates the roles of government and monetary policymakers. A mechanism that inflation can accelerate even if an inflation target is low is uncovered. The model solves the puzzle of...

This paper examines the impact of macroeconomic policy shocks in a Real- Business-Cycle Model with money. In addition to technology shocks, I include government consumption, government investment, tax rate and monetary policy as sources of random disturbances. Money is introduced in a...

Challenging the conventional wisdom that structural problems are to blame for the euro area’s protracted domestic demand stagnation, this paper sets out to shed some fresh light on the role of the ECB in the ongoing EMU crisis. Contrary to the widely held interpretation of the ECB as an...

I present a structural econometric analysis supporting the hypothesis that money is still relevant for shaping inflation and output dynamics in the United States. In particular, I find that real money balance effects are quantitatively important, although smaller than they used to be in the...