So the products we mentioned last time were Coke and Pepsi, but you could think of other products that are pretty much identical.

上次举例的产品是可口可乐和百事可乐,但你们可以把它想象成其他,同样的产品

耶鲁公开课 - 博弈论课程节选

Some of this can be done if consumers make different choices in what they eat, but some can be silent changes too, so Frito-Lay taking the Trans fats out of their products and switching them with a healthier fat is a silent change that could have a positive impact on public health.

有些只要消费者选择其它的食物即可做到,但也有些变化是悄无声息的,菲多利将其产品中的反式脂肪,替换成更健康的脂肪就并未声张,这对大众健康有着积极的影响

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选