Coupon Rates, Yield Rates, and Bond Issuance Prices The relation between a bond's coupon rate and yield rate is known to influence a bond's issuance price. Preserted below are coupon rates and yield rates for a selection of corporate bonds identy whether each bond was sold at a discount, at its par value, or at a premium, and explain why Bond Coupon Rate Yield Rate Sold At A 7.5% 755 BT 800 102 6.0 600 45 440 # 9.0 315