Now is the time to deliver on health care." The president said reform proposals which he estimates would cost would provide security and stability to the insured, and make it possible for tens of millions of Americans who are not to get affordable insurance through a proposed exchange system in which private companies would compete.

VOA: standard.2009.09.10

Again, I don't want to make too much of my estimates because different people would estimate these things in different ways, but that's the theory.

再说一次，我不想太过强调我的估算,因为不同的人,会用不同的方法估算这些数据，但这只是个理论。

耶鲁公开课 - 金融市场课程节选

Again, I don't want to make too much of my estimates because different people would estimate these things in different ways, but that's the theory.

再说一次，我不想太过强调我的估算,因为不同的人,会用不同的方法估算这些数据，但这只是个理论。

耶鲁公开课 - 金融市场课程节选