Quoting the grandparent post: The students are paying to go to <top name school>, not (very often) because they want to be taught by <top name professor>. From

Quoting the grandparent post: The students are paying to go to <top name school>, not (very often) because they want to be taught by <top name professor>. From the university's perspective, there's little financial incentive to retain that top talent. If that’s how a university makes decisions then I don’t think it ought to get tax advantages.