Consider a 8.5% coupon bond that you bought one year ago for $880. You observe that the bond sells for $840 today. The bond has $1,000 face value and matures in 10 years.

a. What was your total dollar return on this investment over the past year?

b. What was your total nominal rate of return on this investment over the past year?

c. If the inflation rate last year was 4%, what was your total real rate of return on this investment?