搜索结果: 1-1 共查到“政治经济学 U.S. gross”相关记录1条 . 查询时间(0.067 秒)
![](http://www.firstlight.cn/upload/imgfile/201412/1/2014121154559231.jpg)
18 million workers produced more than one-fifth of U.S. gross domestic product in 2012(图)
U.S. gross product
2014/12/1
In 2012, knowledge intensive (KI) services industries--business, finance and information--produced $3.4 trillion in value-added output, more than one-fifth of the U.S. gross domestic product (GDP), an...