The Financial Times's 404 page is an ingenious, hilarious introduction to major concepts in economic theory

If you hit a dead link on the Financial Times' website, you get a 404 page that offers a series of funny possible explanations for the page's nonexistence, each corresponding to a different economic theory (like "monetarism," the "efficient markets hypothesis" and "trickle-down"), and many are linked to articles from the FT's archives that delve into the concept. (more")