Is it necessary to say that we hold Ben Bernanke, Mervyn King, Mark Carney, Janet Yellen, Stan Fischer, Lael Brainard, and company to the highest of high standards--demand from them constant triple aerial somersaults on the trapeze--because we have the greatest respect for and confidence in them? It probably is...
Back in 1992 Larry Summers and I wrote that pushing the target inflation rate from 5% down to 2% was a very dubious and hazardous enterprise because the zero-lower bound was potentially a big deal: "The relaxation of monetary policy seen over the past three years in the United States would have been arithmetically impossible had inflation and nominal interest rates both been three percentage points lower in 1989. Thus a more vigorous policy of reducing inflation to zero in the mid-1980s might have led to a recent recession much more severe than we have in fact seen..."
This does seem, in retrospect, to have been quite possibly the smartest and most foresightful thing I have ever written.