A bond has a par value of $1,000, pays $50 semi-annually and has a maturity of 10 years. If the bond earns 12% per year, what is the price of the bond? What is the yield to maturity for the bond? What would be the bond's price if the rate earned declined to 8% per year? If the maturity period is reduced to 5 years and the required rate of return is 8%, what would be the price of the bond? What is the yield to maturity for the bond when the maturity is 5 years and the required rate of return is 8%?