Monetary policy analysts looking for a model on which to base decisions may consider two popular approaches-the New Keynesian (NK) and the identified vector autoregression (VAR) approaches. Choosing between the two can be difficult: NK models are stylized and have simple rules while structural...

Business news often gives the impression that the effects of monetary policy on the macroeconomy are well understood and predictable. The author of this article, however, believes that, far from sharing such certainty, policymakers and economists alike have knowledge limited by difficulties in...

Many economists believe that a central bank’s transparency about its objectives, economic outlook, and policy changes affect the public’s views about future economic and financial conditions. In keeping with this theory, since 1994 the Federal Open Market Committee has gradually increased...

If economic forecasts are to be used for decision making, then being able to evaluate their accuracy is essential. Assessing accuracy using single variables from a forecast is acceptable as a first pass, but this approach has inherent problems. This article addresses some of these problems by...

Because of limited knowledge about how the actual, complex economy operates, policymakers depend on models for understanding its workings. For models to be usable for evaluating monetary policy effects, modelers must recognize that fluctuations or shocks in the actual economy are often driven by...

When the Federal Open Market Committee began raising interest rates in June 1999 to forestall inflationary pressures, concern mounted that monetary policy moves might slow the pace of economic growth, undoing the employment gains minorities and other disadvantaged groups made during the 1990s....

The question of the quantitative effect of monetary policy has been of considerable debate for decades. Economists' beliefs about it stem largely from theoretical models that imply the effects of changing monetary policy, and different experiments or theories lead to different conclusions. The...