I remember the Long Now Foundation did something like this, where people staked money on long term predictions (with the proceeds from said wagers going to charities): https://longbets.org/
> with the proceeds from said wagers going to charities
That alone means it can't work as well as it would, if people not just had skin in the game, but also got to keep the proceeds: a betting market with a selection bias and no profit incentive is a poor imitation of an information market
That alone means it can't work as well as it would, if people not just had skin in the game, but also got to keep the proceeds: a betting market with a selection bias and no profit incentive is a poor imitation of an information market