The currency has fallen sharply since april 21st , when the g7 ' s finance ministers appeared to endorse a weakening of the dollar by calling on china to let its currency rise 美元从4月21日起就开始急剧下跌，当时的7国财长会议呼吁中国让人民币升值，从而似乎是肯定了弱势美元。
Alarmed that the weak dollar boosts america ' s competitiveness relative to europe ' s , he told congress that george bush ' s administration needed to do something about the dollar or risk an “ economic war ” 值得警惕的是弱势美元加速了美国与欧洲的竞争，萨科齐在国会中称，布什需要对美元采取一些行动以避免一场新的经济战争。
It s that such a currency correction is an important signaling mechanism for adjustments in real interest rates as well as shifts in the mix of global demand namely spurring weaker domestic demand in the us and stronger internal demand elsewhere in the world see my 19 november dispatch why the world needs a weaker dollar only through such a realignment in the composition of global demand can the unprecedented dispersion of current account imbalances between deficit and surplus nations be narrowed 之所以如此，并非纯粹是出于美元贬值自身的力量，而是因为这种货币纠正对实际利率调整以及各种全球性需求也就是，刺激美国内部需求和世界其他国家更强大的需求的转变是一个重要的信号机制参看本人11月19日的电讯：为什么世界需要一个弱势美元。只有让全球性需求的组成部分通过这样一次调整，赤字国与盈余国之间庞大的往来帐户失衡状况才有望能够得到缩小。
