It seems a student of now-defunct economist Maynard Keynes fell asleep in class. Keynes was upset by this, and shouted to wake the student.
“So, Mr Cluggman, what have you to say for yourself? Do you know what I just asked the class?”
“Wel, sir,” the somnolent student replied, “I don’t know precisely what the question was, but I’m sure the answer was ‘More stimulus””.