Brown, Meta , Haughwout, Andrew F. , Lee, Donghoon , Scally, Joelle and Klaauw, Wilbert van der. "Measuring Student Debt and Its Performance, Number 668," Staff Reports (Federal Reserve Bank of New York) (April 2014). https://fraser.stlouisfed.org/title/9235/item/681598, accessed on January 20, 2026.