What does CD-ROM mean? CD-ROM, compact disc read-only memory (noun) a compact disk that is used with a computer (rather than with an audio system); a large amount of digital information can be stored and accessed but it cannot be altered by the user
The average life, also referred to as the âweighted average lifeâ or âweighted average maturityâ or âWAM,â is a reflection of the rapidity with which the principal of an issue is expected to be paid.
Weighted average maturity. The weighted average maturity of an MBS is the weighted average of the remaining terms to maturity of the mortgages underlying the collateral pool at the date issue, using as the weighting factor the balance of each of the mortgages as of the issue date.