Today Shirley Griffith and Rich Kleinfeldt tell about a man who changed professional baseball in the United States.

VOA: special.2009.04.05

On other, on other grounds You, a professional economist, do not bring your expertise to bear on this man in evaluating him?

那是站在其他的角度,你可是一名专业的经济学家呢，难道你不,利用自己专业的评价来给他加点分吗？

斯坦福公开课 - 经济学课程节选