President Obama is fighting hard timing is now,". for his top domestic priority, an overhaul of the current health care system that would cost at least $1 trillion, a priority he asserts that can be achieved without adding to the federal budget deficit.

VOA: standard.2009.07.21

If he hadn't run, Beatrice would still have won, but it would still have cost him the $.20 of unhappiness at Beatrice winning, but at least he would have saved himself the C of running.

如果他不参选,比阿特丽斯还是会获胜,这同样会给他带来,20美分的,比阿特丽斯获胜的失落感,但至少他节约了参选要支付的C

耶鲁公开课 - 博弈论课程节选