Hatzius notes.And political hurdles could prove insurmountable, given the growing anxieties in Washington and elsewhere that government actions could in fact spark runaway inflation.

• 鉴于美国朝野上下越来越担心政府的救市行动有可能导致通货膨胀失控，采取如此大规模干预行动的政治障碍可能也是无法逾越的。