The best that central banks can do is to buy time, albeit at an increasing cost, for other policymaking entities to get their act together.
央行最多只能为决策机构协调行动争取时间，尽管需要付出的代价越来越昂贵。如果失去这个机会，美、英、日等国当前货币政策思维模式的转变可能丧失对管理经济至关重要的可信度和政治独立性。