When an economist observes your choice set, and can describe how the choices differ and when she sees which choice you actually make, through basic revealed preference logic we learn about your priorities and goals. This approach has been applied to a huge number of questions ranging from car demand to housing demand to university demand. In a new NBER Working paper, Jacob, McCall and Strange conclude that most students want college amenities over quality. To quote them,
It would interest me whether public universities and private universities respond differently to these demand side forces.


