The Dow Jones Industrial Average capped the worst week in its 112-year history， with its most volatile day ever, as hopes for a major international bank-rescue plan were overwhelmed at day’s end by another wave of selling.

道琼斯工业指数这一周创112年来历史新低，史上震荡最大的一天。一个银行拯救方案在本日末被新一轮的抛售狂潮淹没。