Price competition two firms competing with one another in prices can have a Prisoners' Dilemma aspect about it.

价格竞争,两家互相打价格战的企业,可能会陷入囚徒困境

耶鲁公开课 - 博弈论课程节选

In the second case, if both firms undercut each other, you end up with low prices, that's actually good for consumers but bad for firms.

在第二个案例中,如果两家企业互相削弱,最终会压低价格,这对消费者有利,但对企业不利

耶鲁公开课 - 博弈论课程节选

These are two government sponsored enterprises mortgages from banks and other lenders.

这是两家美国政府赞助企业,从其他借贷者手里买如贷款。

斯坦福公开课 - 经济学课程节选

So basically the idea is that the more these firms produce, so the more the total quantity produced q1 + q2, the lower is the price in the marketplace for this product.

核心思想就是两家企业生产得越多,即产量,q1 + q2,越大,该产品的市场价格就越低

耶鲁公开课 - 博弈论课程节选