Non-Zero Sum Game

Robert Wright talks in this video about non-zero sum games. These games are when the outcome for two people (or groups) is correlated. That is, if one player wins, the other one wins too (if one loses, the other one loses too). The analogue to that is the zero-sum...

Terrorists – From the Freakonomics Blog

Steven Levitt writes about terrorism and flying in his blog today. Here is an excerpt: The executives at American Airlines must be crazy. I heard a rumor — and I believe it is true — that they have made the decision to replace plastic knives with honest-to-God metal...