Mortgage duration

Definition:

A modification of standard duration to account for the impact on duration of MBSs of changes in prepayment speed resulting from changes in interest rates. Two factors are employed: one that reflects the impact of changes in prepayment speed or price.

Investing Essentials


Copyright © 2011 Campbell R. Harvey, Professor of Finance, Fuqua School of Business at Duke University

Term of the Day

Good-this-Month order (GTM)

An order to buy or sell securities that continues to be a valid order until the end of the current month.

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