Elliott Enterprises$$ bonds currently sell for $$1,026\mathrm{.}57,$ have a $6\mathrm{.}5\%$ coupon rate, and $$1,000$ par value, pay interest annually, and have $18$ years to maturity.

a$.$Calculate the bond$$s current yield.

b$.$Calculate the bond$$s yield to maturity $($YTM$)$

c$.$Compare the YTM calculated in part $($b$)$ to the bond$$s coupon rate and current yield $($calculated in part $($a$)).$ Use a comparison of the bond$$s current price and par value to explain these differences.