對收入低於20萬的家庭而言，有的藤校花銷大約一年不到三萬。要看家庭收入。

https://www.princeton.edu/news/2022/09/08/princeton-will-enhance-its-groundbreaking-financial-aid-program

https://admissions.dartmouth.edu/glossary-term/zero-parent-contribution-initiative