Analytic Formula of Zero-coupon Callable Convertible Bonds with Hard Call Period An interest-bearing government or corporate security that obligates the issuer to make specified payments on a specific schedule to the bondholder. 有锁定期的零息可赎回可转换债券定价解析式债券政府或公司发行的计息证券,要求发行人按照一定的日期向债券持有人支付一定金额。