I have a friend who is fond of the saying, “Analogy is the lowest form of reason.”Perhaps -- but conspiracy theory is not far behind. There is something really emotionally satisfying about the idea that bad things are all part of a plot and you know who the plotters are. To start with it’s simple. There’s no need to study macroeconomics or history or anything else with a lot of math or footnotes involved. Your answer is as understandable as the last episode of “Survivor.”And like “Survivor,” it’s excellent theater. Every good story has a bad guy, and fighting bad...