Professor Salerno, the great thing about Paul Krugman is that he’s a walking reductio ad absurdum. Critics of Keynesianism don’t even need to point out, “Well Dr. Krugman, by the same logic, you could also say...” He saves critics the trouble, because he’s already there. He performs the logical reductio himself, and promulgates the resulting absurdities as pearls of Keynesian wisdom.
Trillion Dollar Coins and Alien Invasions
