Kal Raustiala, a Professor at UCLA Law School and the UCLA International Institute, and Chris Sprigman, a Professor at the University of Virginia Law School, are counterfeiting and intellectual property experts who hang out at the Freakonomics blog, and their latest post discusses how the world of stand-up comedy deals with joke theft. Some of the commentary will remind you of the Monty Python sketch in which a professor dryly lectures (with demonstrations) on the art of slapstick, but their observation is important: professional comics have developed a series of standards, enforced informally by such methods as shunning, shaming, and confrontation (and the occasional punch in the face) to discourage theft of a form of intellectual property that cannot be efficiently protested by copyright or trademark law. Continue reading →