Example: Can you calculate nominal interest rate for Big Trucks' $30$year bonds.

$3-$month T$-$bill $=4\mathrm{.}89\%($ risk free rate$),30-$years T$-$Bonds $=5\mathrm{.}38\%,30-$year AAA rated corporate bonds $=6\mathrm{.}24\%,$ inflation Rate $=3\mathrm{.}6\%,$ and the liquidity risk premium is $0\mathrm{.}03\%.$