noun
opportunity cost
Economics term for the value of the next best alternative foregone when making a choice.
大学に進学する機会費用には、就職して得られたはずの収入も含まれる。
The opportunity cost of attending university includes the income you could have earned by working.
Compound of 機会 (opportunity) and 費用 (cost), a direct translation of the English economics term 'opportunity cost'.