You're going to work out what firm's demands are going to look like for each possible price they could set.

你们要解出,公司针对每一个其可能设定的价格,它的需求是什么

耶鲁公开课 - 博弈论课程节选

Perhaps more realistic to think of firms actually thinking about what prices to set and then adjusting the quantities they actually ship based on demand.

设想公司正在考虑,如何设定价格然后根据需求,相应地调整产量

耶鲁公开课 - 博弈论课程节选