That's a strange example of opportunity cost, especially in the context of college. Having finite money and having to choose what you spend it on is a very sim

That's a strange example of opportunity cost, especially in the context of college. Having finite money and having to choose what you spend it on is a very simplistic example of opportunity cost. More applicable to college students and gets at the core of opportunity cost a bit better, I think: "Go to a hackathon/job interview/conference, or go to class?" or, for some students, "go to a party or stay in and study?"