So if the firms wanted to make more money, the only thing they could do is they could sign an agreement saying, why don't each of us produce not our Cournot quantity, but produce half monopoly profits.

所以如果你们想多赚钱,唯一能做的就是签协议,我们不要按古诺产量生产了,各自生产垄断利润的一半多好呢

耶鲁公开课 - 博弈论课程节选