The cost of any individual's choice is his subjective estimate of the value ranking of the highest value foregone from making his choice.
任何一项选择的成本就是被选择所放弃的、价值排序最高的那一个主观价值。
2
His cost is his second-highest ranking end, that is, the value of the highest ranking end that he has foregone to achieve a still more highly valued goal.
成本是他排序第二高的目的，也就是为了达到更重要的目标而放弃的目的中价值排名最高的那一个。
3
The Economist Intelligence Unit (EIU) produced its Worldwide cost of Living 2016 report, ranking countries based on the cost of various products and services.