Macaulay duration and modified duration, Financial Management

We can also express Modified duration as follows:

          537_modified duration.png                                                                                    ...Eq. (3)

The expression in the brackets of the modified duration formula is given by equation (3) and is a measure created by Frederick Macaulay in 1938. This measure is known as Macaulay duration. Actually Macaulay duration is nothing but the weighted-average term to maturity of the cash flows from a bond. The weight of each cash flow is determined by dividing the present value of the cash flow by the price. Rewriting the formula of modified duration, we get:

         1438_modified duration1.png

Posted Date: 9/10/2012 5:17:03 AM | Location : United States

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