Earlier quoted context omitted.
> after graduation That is out of the school's control. It isn't really relevant to the incentives set by the school.
What handsome rewards do you imagine are heaped upon A students while still in school? If the students in question are incapable of looking ahead 1-3 years, that doesn't exactly speak well of them either. I won't pretend that there isn't pressure on students to get As. But that doesn't mean we should condone students doing whatever it takes to get an A; it may mean that we should reduce the pressure on the students t…
Scholarships, honors, Dean's List, general praise, etc. And students who get bad grades are given the stink-eye no matter how clever they are. In general, students who get good grades are just treated better than students who fail. Is that not your experience?
This case is actually a good example of the phenomenon. The students don't appear to have been punished for not learning. According to the story, they didn't copy any answers — it just looks like they discussed the subject matter. It may well be that these students learned better from collaborating than they would have from working separately. I know I usually did in school. But because it gave them an advantage in the grading system that the school didn't want them to have, they were punished for it. Learning doesn't appear to be the primary concern here.
(I don't mean to say that I think they should cheat. I'm just pointing out that they may well have learned better than they otherwise would have, but that doesn't matter because learning is not the overriding concern here.)