But it's different today,she says. With many parents working, it's often easier for them to have their kids play inside with a video game or watch TV.

VOA: standard.2010.06.25

I know this might be changing the game a little bit, but if you ever expected to play the same game with the partner you have more.

我知道这可能会稍微改变点这个博弈,但是如果你认为以后你还会,和你的对手进行相同博弈

耶鲁公开课 - 博弈论课程节选