We credibly promise an expansionary monetary policy that will persist for years into the future. 我们可信地承诺一个扩张性的货币政策，它将在将来持续很长时间。
Instead of slashing their deficits now, the rich world's governments need to promise, credibly, that they will do so once their economies are stronger. 发达国家的政府需要向公众可信地承诺一旦经济好转他们会削减财政赤字，而不是现在。
