My colleague Rachael King has an interesting collection of stories on prediction markets in BusinessWeek Online's latest CEO Guide to Technology. Just like they sound, these are markets set up to facilitate better predictions, whether it's a presidential election or--increasingly--corporate tasks such as sales predictions. The big challenge is setting up the proper incentives--some kind of real skin in the game, especially money, is crucial--and persuading managers that maybe they aren't as all-knowing as they would like to be.

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