https://www.forbes.com/sites/prestoncooper2/2022/01/21/study-most-student-debt-belongs-to-high-wealth-households/?sh=10bbad883ba4
早就說過貸款學生,尤其是在elite school 中集中在中上產家庭,不太可能貸款學生收入係統性拉低名校平均值。拉低均值現象更可能發生在助學金少的學校。