Signs That An Oil Pump Needs Replacing The engine of an automobile relies on many parts functioning properly. It should be no surprise that if one becomes deficient; it is going to cause a great deal of wear on the engine itself.
Macaulay duration is a time measure with units in years, and really makes sense only for an instrument with fixed cash flows. For a standard bond the Macaulay duration will be between 0 and the maturity of the bond. It is equal to the maturity if and only if the bond is a zero-coupon bond.
DEFINITION of 'Duration'. A measure of the sensitivity of the price (the value of principal) of a fixed-income investment to a change in interest rates.Duration is expressed as a number of years. Rising interest rates mean falling bond prices, while declining interest rates mean rising bond prices.Next Up. measure of the sensitivity of the price (the value of principal) of a fixed-income investment to a change in interest rates. Duration is expressed as a number of years. Rising interest rates mean falling bond prices, while declining interest rates mean rising bond prices. Next Up.