n investor wants to find the duration of a(n) 25 -year, 10% semiannual pay, noncallable bond that's currently priced in the market at $915.34, to yield 11%. Using a 200 basis point change in yielo nd the effective duration of this bond (Hint: use Equation 11.11). he new price of the bond if the market interest rate decreases by 200 basis points (or 2%) is $. (Round to the nearest cent.) he new price of the bond if the market interest rate increases by 200 basis points (or 2% ) is $ (Round to the nearest cent.) he effective duration of the bond is (Round to two decimal places.)