This commentary summarizes the authors' main points of agreement and disagreement with respect to the proposal written by Dr. Hetzel. The authors agree with Dr. Hetzel's proposal on four points: after a central bank has lowered the interest rate to zero, (1) a central bank is not in fact...

A major feature of recent monetary policy in Japan has been heavy reliance on the so-called policy duration effect. This policy employs a commitment to compensate for the central bank's inability to lower the interest rate below zero by altering the anticipated course of monetary policy actions....

A major feature of recent monetary policy in Japan has been heavy reliance on the so-called policy duration effect. This policy employs a commitment to compensate for the central bank s inability to lower the interest rate below zero by altering the anticipated course of monetary policy actions....