translation.en: A game in which you give people money, and then, on each round of the game, they can put money into a common pot, and then the experimenter doubles what's in there, and then it's all divided among the players.
translation.zh: 你给人们钱 然后在每一轮游戏结束前 他们可以把钱放进一个共享壶里 实验者把里面的钱变双份 然后再分给所有玩家