We could have assumed that all they really care about is winning and that winning gave them a high payoff and that losing gave them nothing.

我们假设,他们真的非常想获胜,获胜会带给他们巨大的收益,失败则一无所获

耶鲁公开课 - 博弈论课程节选

And it's going to be 0 otherwise.

除此以外就是一无所获

耶鲁公开课 - 博弈论课程节选