4. In order to expand production, HP has just issued a five-year corporate note with a face value of $1,000. It makes $25 interest payment every six months. There is another HP bond that has a coupon rate of 4%, and is currently traded at 96.415% of its par value. That bond has four years remaining before it matures. (a) What should be the current annual interest rate for HP? (hint: EAR) (b) At what price can HP issue its five-year note? Why is the price of one bond higher than the other for the same firm