Fiscal policy (e.g., tax cut and/or government expenditure increase) has a significant stimulative impact on a less than fully employed economy. (90% [of economists agree])Greg notes that this item doesn't distinguish between taxes and spending, which is fair enough. But many of the stimulus critics to which Mankiw has linked (e.g., Eugene Fama) don't distinguish between taxes and spending either. Mankiw's textbook says these economists are well outside the mainstream.
This article available online at:
http://www.theatlantic.com/politics/archive/2009/02/greg-mankiw-buries-the-lede/608/
