Consider the case of BTR CO.: BTR Co. has 9% annual coupon bonds that are callable and have 18 years left until maturity. The bonds have a par value of $1,000, and their current market price is $1,040.35. However, BTR Co. may call the bonds in eight years at a call price of $1,060. What are the YTM and the yield to call (YTC) on BTR Co.'s bonds? Value YTM YTC . i interest rates are expected to remain constant, what is the best estimate of the remaining life left for BTR Co. bonds? 18 years 10 years 13 years 5 years 17 BTR Co. issued new bonds today, what coupon rate must the bonds have to be issued at par