4. As we saw in the MOOC and the live session, US Treasuries are issued with many different maturities. The face value is typically assumed to be $100. Here is a selection of these bonds with their yields to maturity (semi-annually compounded). Coupons are also paid semi-annually and the size of each coupon payment is half of the quoted coupon rate, ie a note paying a 5% coupon will pay $2.50 every six months. Type of Treasury Treasury Bill Maturity 6 months Coupon None YTM 5.31% Treasury Bill 12 months None 4.91% Treasury STRIP 10 years None 4.10% Treasury Note 10 years 4% per annum 4.25% Treasury Bond 30 years 4.75% 4.43% a) Why is the YTM different for the Note and the STRIP? (0.5 pts) b) For each of the treasuries, using the given information, calculate its current value. (1 pt) c) Now let's look at how sensitive the prices are to changes in the yield. For each of the treasuries, increase the YTM by 1 percentage point, i.e a YTM of 5% is now 6%. Calculate the percentage change in price. (1 pt) d) Please explain the different percentage changes you see in part c). (0.5 pts) I