Modified duration

Definition

The ratio of Macaulay duration divided by (1 + y), where y = the bond yield. Modified duration is inversely related to the approximate percentage change in price for a given change in yield.

Investing Essentials

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


Term of the Day

Municipal notes
Short-term notes issued by municipalities in anticipation of tax receipts, proceeds from a bond issue, or other revenues.

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