[chapter2-美国经济.pptVIP

Cereals are the main agricultural exports; cotton, tobacco, soya beans, potatoes, and oranges are also grown, and livestock (including cattle, sheep, pigs and chickens) are raised. 美国主要出口的农产品为谷类。也种植棉花、烟草、大豆、马铃薯和柑橘并饲养牲畜包括牛、羊、猪和鸡等。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. However, since 1920s, service industry in the U.S. has become more and more important, making up more than 60% of American economic activities and 25% of the world’s trade. 然而自19世纪20年代以来服务性产业在美国变得越来越重要，它已占美国经济活动的60%以上，占世界贸易的25%。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. That’s why some economists regard American economy as a service-led economy like that of Britain. 这就是为什么一些经济学家将美国经济看成和英国经济一样的是以服务业为主导的经济的原因所在。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. The Current American Economy Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Many of the diehard optimists on Wall Street have been beaten to a pulp by now, but those still standing have fallen back on a nifty bit of calculus. The second derivative, they say, is turning positive. That means that although the economy is spiralling down, it is doing so more slowly. 华尔街许多铁杆乐观主义者已被当前的经济危机打趴下了，但那些还站立着的人已求助于微积分的精确之处。他们说二阶导数正变成正数。这意味着尽管经济正螺旋式下降，但下降速度正在放缓。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. There are a few bits of data to back up this assertion. Retail sales rose by 1% in January from December, the first monthly increase since June. Car sales fell in January but were stable to individual buyers, if not to corporate fleets. 有几个数据支持这样的断言。12月后的1月份零售额增加1%，这是自6月份来首次月增长。1月份汽车销售下降，但对个人购买者来说销售是平稳的，如果对公司团购不是这样的话。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0