"There was a great deal of careful data collected showing how identical the two sections, these two large sections of the class were beforehand.

VOA: special.2011.06.02

It is showing since the U.S. Government issues these bonds, it's showing its data on these bonds.

这里显示了,因为这些债券是美国政府发行的,所以这里显示了这些债券发行的数据

耶鲁公开课 - 金融市场课程节选