Economics quote of the day

The argument for additional monetary action is straightforward. By law, the Fed is supposed to aim for maximum employment and stable prices. But the unemployment rate is 8.2 percent — a good two percentage points above what even the most pessimistic members say is its sustainable level. Moreover, the spate of disappointing data and the deepening crisis in Europe make continued weakness all too likely.

Christina D. Romer, writing in today’s New York Times. The essay is worth a full read.