Evidence abounds that individuals have preferences for being fairly treated and treating others fairly. These preferences do not affect economic outcomes in competitive markets with standardized products. They do affect economic outcomes in a wide variety of other settings where information is...

Many aspects of the Iraq venture have turned out differently from what was purported before the war: there were no weapons of mass destruction, no clear link between Al Qaeda and Iraq, no imminent danger that would warrant a pre-emptive war. Whether Americans were greeted as liberators or not,...