Which president did the most to stimulate growth in the economy in the United States Ronald Reagan, Bill Clinton, ? or George W. Bush?

以下哪位总统,为刺激美国经济增长贡献最多,罗纳德·里根，比尔·克林顿，还是乔治·W·布什？

斯坦福公开课 - 经济学课程节选