Fujiwara, Ippei; Hara, Naoko; Hirakata, Naohisa; … - Institute for Monetary and Economic Studies, Bank of Japan - 2007
Focusing on policy-making under uncertainty, we analyze the Bank of Japanfs monetary policy in the early 1990s when the …, we find that the BOJfs monetary policy at that time was essentially optimal under uncertainty about the policy multiplier …. On the other hand, we also find that the BOJfs policy was not optimal under uncertainty about inflation dynamics, and …