2008年是美国经济持续低迷的一年。经济活动、就业、消费、房地产市场,各项指标争先恐后地刷新最差的历史纪录,成为经济运行中一道特别的景色。即便如此,经济下滑的速度和深度仍然令市场震惊,超出了年初时多数人的预期。12月1日,美国经济研究局正式宣布美国自2007年12月开始已 2008 is a year in which the U.S. economy is in a downturn. Economic activities, employment, consumption, the real estate market, the various indexes scramble to refresh the worst record, becoming a special scene in the economic operation. Even so, the speed and depth of the economic downturn still shocked the market, exceeding most people’s expectations at the beginning of the year. On December 1, the Bureau of Economic Research officially announced that the United States has been in effect since December 2007