During recessions investors often move resources to safer assets in a flight to safety, the result is fluctuating spreads. Consider the below bond prices for bonds of different levels of risk. Each has semi-annual coupon payments of $2.50 and 10 years to maturity. Risk Rating: Price without recession: Price during recession: AAA $117.17 $115.30 BBB $108.18 $103.99 US T-Note $122 $122.99 a. Calculate yields for each bond in each period. b. What are the yield spreads between these assets and the T-Note in each period?