$2.$Let us assume the real Rf is $5\mathrm{.}50\%,$ the average future inflation rate is $1\mathrm{.}50\%,$ a maturity premium of $0\mathrm{.}60\%$ per year to maturity applies, i$.$e$.,$ Maturity Premium $=0\mathrm{.}60\%($t$),$ where t is the years to maturity $[$which means, Maturity Premium $=0\mathrm{.}60\%$ times t years$].$ Assume also that a liquidity premium of $0\mathrm{.}90\%$ and a default risk premium of $0\mathrm{.}70\%$ applies to A$-$rated corporate bonds. i$)$ What is the maturity premium of the $6-$year A$-$rated corporate bond? ii$)$What is the maturity premium of the $8-$year Treasury bond? What is the yield $($i$.$e$.$ the required return$)$ on a $6-$year A$-$rated corporate bond?