油价、汇价、股价大起大落,是西方经济中的不确定性因素。在它们的作用下,西方经济本身的不确定性日益增强……当前.西方经济受到许多因素的损害,除了国际收支严重失衡、国家财政巨额赤字、通货序胀的威胁和失业率高等之外, Oil, the exchange rate, the ups and downs of stock prices, is the uncertainty of the Western economy. Under their influence, the uncertainty of the western economy itself is growing ... Currently, the western economy is harmed by many factors. Except for the serious unbalance of the balance of payments, the tremendous deficit of state finance, the threat of inflation and the high unemployment rate, ,