Q2. Consider 3 zero coupon bond: Maturity Yld: 10 1.50%; 20 2.00%; 30 2.25%

Q2a. calculate duration and convexity, dollar duration and dollar convexity for all three

Q2b. how to hedge the duration risk of a 100M position in 20Y with 10Y and with 30Y respectively? (

Q2c. What is the dur and convexity effect of 5 bps steepening caused by 10Y up 10 bps; 20Y up 15 bps for the 10 vs 20Y trade??

Q2d. What is the dur and convexity effect of 5 bps flattening caused by 20Y up 15 bps; 30Y up 10 bps for the 20 vs 30Y trade? (5pts)

I already have 2a and 2b what is 2c and 2d. I need help! PLEASE!