Xia, Chenxi; Zang, Xin; Bu, Lan; Duan, Qinhan; Yang, … - In: Risks : open access journal 13 (2025) 8, pp. 1-32
This paper studies the joint distribution of the default and prepayment losses for a large portfolio of loans, based on a bottom-up approach. The repayment behaviors of loans in the portfolio are determined by both systematic and idiosyncratic risk factors and are conditionally independent given...