What is the price of an $8\%$ annual coupon bond, with a$$1,000$ face value and $4$ years to maturity? Assume a requiredreturn of $6\mathrm{.}8\%$ per year $($i$.$e$.,$ the bonds YTM $=6\mathrm{.}8\%).$ What is the current yield and capital gains yield on the bond? Recalculate the price for required returns of $8\%$ and $10\%.$