Comment of the Day: Jorgenson: Monday Smackdown: Larry Summers on Kevin Hassett and Company: "Two points... (1) "As a device for motivating students to learn how to manipulate oversimplified academic models, Mankiw’s blog is terrific" I think you need to re-read that sentence. :-)

(2) If you want a healthy garden, you need to pull out and discard the weeds. Otherwise, the weeds will choke out productive growth. Same with public discourse.

(1) is interesting: it really depends on whether you think there is negative or positive value in teaching college students to manipulate oversimplified academic models. I'm pretty sure Larry thinks that there is positive value. But not completely sure...