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CFA Level I · CFA Level I Exam · Asset-Backed Security (ABS) Instrument and Market Features

In an auto loan ABS, the absolute prepayment speed (ABS) measure is most likely expressed as:

The absolute prepayment speed (ABS) for auto loans expresses monthly prepayments as a percentage of the original number of loans in the pool. It differs from CPR, which is an annualized rate on current balance, and from PSA multiples used for mortgages.

  1. Aa percentage of the original number of loans in the pool prepaying each monthCorrect
  2. Ban annualized rate applied to the current outstanding balance
  3. Ca multiple of a standard prepayment benchmark curve

Explanation

The ABS prepayment measure is the monthly prepayment as a percentage of the original number of loans in the pool. The annualized rate on the current balance describes CPR, and benchmark multiples describe PSA, a mortgage convention.

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