The following relates to coupon rate and bond structure. A debenture will have a coupon rate than secured debt. A callable bond will have coupon rate compared to a non-callable' A subordinated debenture will have a The following relates to coupon rate and bond structure. A debenture will have a coupon rate than secured debt. A callable bond will have a [ Select ] coupon rate compared to a non-callable bond. A subordinated debenture The following relates to coupon rate and bond structure. A debenture will have a coupon rate than secured debt. A callable bond will have a coupon rate compared to a non-callable bond. A subordinated debenture will have a coupon rate vs. senior debt