The war in Iraq has resulted in the deaths of over 50,000 civilians, according to Paul Krugman, the Nobel laureate in economics and New York Times columnist.   What's wrong with this claim about civilian deaths? It concludes that one event caused another merely because it occurred first. It rests upon faith rather than evidence. It appeals to an unidentified authority. It appeals to the expertise of someone who is not an authority in a relevant field. Want to see more arguments?