perhaps it's a homework assignment,

可能是家庭作业
or perhaps it's a video project like these guys,

或者像他们正在进行的视频采集项目
that can turn into a Prisoners' Dilemma.

它能变成一个囚徒困境
Why? Because each individual might have an incentive to shirk.

为什么呢因为大家都想偷懒
Price competition

价格竞争
two firms competing with one another in prices

两家互相打价格战的企业
can have a Prisoners' Dilemma aspect about it.

可能会陷入囚徒困境
Why? Because no matter how the other firm, your competitor, prices

为什么因为不管你对手怎么定价
you might have an incentive to undercut them.

你总有想削弱他们的动机
If both firms behave that way,

如果双方都采取这种策略
prices will get driven down towards marginal cost

那么价格将会下降到边际成本
and industry profits will suffer.

行业利润将会遭受损失