Are Prediction Markets Any Better Than Slots at the Casino?

Predictive markets provide tremendous social value to everyone in the form of surfacing and aggrogating opinions. Unlike slots at the casino, prediction markets give society the best estimate it can make of difficult and controversial questions. One way you can measure how good different epistemic authorities are is by calculating something like what's called a calebration graphing. And webac or guest a great guide to talk about all the topics and more with.