Put-Call Parity (Meaning, Examples) | How Does it Work? Impact on Portfolio A in Scenario 1: Portfolio A will be worth the zero-coupon bond Zero-coupon Bond In contrast to a typical coupon-bearing bond, a zero-coupon bond (also known as a Pure Discount Bond or Accrual Bond) is a bond that is issued at a discount to its par value and does not pay periodic interest. In other words, the annual implied ...