This is the stock market for the United States; it's the Standard & Poor Composite.

这是美国的股票市场,这是标准普尔综合指数

耶鲁公开课 - 金融市场课程节选

U.S. is not the most successful stock market although it's high on the list.

美国在股票市场上并不是最成功的,但它是成功国家之一

耶鲁公开课 - 金融市场课程节选

Here is the price-earnings ratio for the U.S. stock market from 1881 to the present-- this is also on that spreadsheet that you have on the website.

这是美国股票市场的市盈率,从1881年至今,这份数据也在网站上的电子数据表上

耶鲁公开课 - 金融市场课程节选