昨日紹介したマンキューのブログエントリに、サマーズも反応している。 As a device for motivating students to learn how to manipulate oversimplified academic models, Mankiw’s blog is terrific as one would expect from an outstanding economist and one of the leading textbook authors of his generation. As a guide to the effects of the Trump administration’s tax cut, I do not think it is very helpful for three important reasons. (拙訳) マンキ