"Well,there are three basic paths they can go through. The first one is the Standard Model, which is basically the theory of what we know now.
VOA: standard.2010.03.05
There was another Henry Poor set up Poor's in 1916 on a similar model and they later merged with Standard Statistics to become Standard & Poor's, S&P.
还有一位...,亨利·普尔在1916年按照类似模式,成立了普尔评级机构,随后他们与标准统计机构,合并成为标准普尔,简称S&P
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