Yet as the economic outlook has suddenly darkened in recent weeks I detect an unfamiliar mood among policy makers: policy fatigue, a sort of learned helplessness.

然而，随着最近几周经济前景突然变坏，我察觉到政策制定者中出现了一种不太熟悉的情绪：施政乏力，一种心有余而力不足的感觉。