"According to a study from 2017, a third of the nation’s flagships—all highly ranked and thus popular with out-of-staters—turned away some of their own state’s residents to make room for higher-paying students from elsewhere."
The New Yorker: How long will the great student swap last? - For years, public universities have aggressively recruited out-of-state and international students, charging them higher tuition. But those pipelines may be drying up.