(Credit: superbrothers) Inflation can be a headache for any central banker. But it takes a certain type of economist to know what to do when a belligerent spaceship fleet attacks an interstellar trading post, causing mineral prices to surge across the galaxy. Eyjólfur Guðmundsson is just that economist. Working for the Icelandic company CCP Games, he oversees the virtual economy of the massively m