In any case, central banks will have to back off eventually. The question is how hard the global economy's addiction to partial monetary-policy fixes will be to break – and whether a slide into a currency war could accelerate the timetable.
无论如何，央行最终必须收回政策。问题在于全球经济所依赖的局部货币政策疗法会以多么迅猛的势头打破——以及货币战争的爆发会不会加速这一时间表。