3/ Who does have skin in the game?
Polymarket users for one, who buy YES or NO shares for each market and earn or lose accordingly.
The second actors are UMA voters, who weigh in if there is ever a disputed proposal for a market that requires resolution.
3/游戏中谁有皮肤？
Polymarket用户之一，他们为每个市场购买YES或NO股票，并相应地赚取或损失。
第二个参与者是UMA选民，他们会权衡是否有任何有争议的市场提案需要解决。