What are the yield to maturity and the yield to call of a 20 year, 8 percentage bond that is selling for dollar 1150 has a call value of dollar 1100 in year 6? Which will the investor make? We buy a 15 year, 10 percentage bond yielding 9 percentage. We sell it after 4 years when market rates are 12 percentage. What is the realized compound yield during the 4 years, if YTM decreases, as soon as we buy it, and it remains at 6 percentage for the 4 year duration.