It's Different if SPACE ALIENS Break the Window
The broken window fallacy is pernicious. John Stossel explains, for those of you who have lived under a rock, or studied economics at Harvard, MIT, or Princeton.
(heh; heh heh; heh: he said, "Fallacious")
Most recently, of course, it was KPC's favorite deep space Keynesian, P-Kroog.
Mary Theroux has some thoughts.