信用衍生品种有哪些?

2025-03-03 05:53:21
推荐回答(1个)
回答1:

  主要信用衍生产品介绍

  目前,信用衍生产品采用了远期合约、互换和期权这三种基本构建方法。而根据信用衍生产品的不同针对性,可以将其分为三类,即:总收益互换(Total-return Swap)、信用息差产品(Credit-spread Products)和信用违约产品(Credit-default Products)。

  1.总收益互换

  总收益互换有时也称贷款互换(Loanswaps)或者信用互换(Credit swaps),其主要作用在于复制一项信用资产的总体表现。

  在总收益互换中,投资者接受原先属于银行的贷款或证券(一般是债券)的全部风险和现金流(包括利息和手续费等),同时支付给银行一个确定的收益(比如图中所示的LIBOR),一般情况下会在LIBOR基础上加减一定的息差。与一般互换不同的是,银行和投资者除了交换在互换期间的现金流之外,在贷款到期或者出现违约时,还要结算贷款或债券的价差,计算公式事先在签约时确定,如果到时贷款或债券的市场价格出现升值,银行将向投资者支付价差,反之,如果出现减值,则由投资者向银行支付价差。有时也会在双方每一次互换支付时结算价差。总收益互换一般期限在1至5年,以3至5年最普遍。

  2.信用息差产品

  信用息差指的是用以向投资者补偿基础资产违约风险的。高于无风险利率的利差,其计算公式是:信用息差=贷款或证券收益-相应的无风险证券的收益。信用息差产品包括息差远期和息差期权两种。

  息差远期类似于远期利率协定,由银行和投资者商定一个远期息差(该息差基于某项无风险资产或者某项参考资产),实际运用中,一般不以绝对收益率作为价格标的,而采用与特定国债收益率的息差作为价格标的。到期日时,双方根据实际息差和签约时议定的息差进行差额结算。如果实际息差高于协议息差,则银行向投资者支付息差差额;反之,则由投资者对银行补偿。具体金额的计算公式为:结算金额=(远期协议中约定的息差-到期日实际息差)*持有期*本金。

  息差期权则允许到期时协议的买方可以单方面选择支付或不支付息差。就像一般的期权一样,息差期权分为看涨期权和看跌期权。看涨期权的买方有权买入息差,如果息差下降则获利;反之,看跌期权的买方有权卖出息差,如果息差上升则获利。

  3信用违约产品

  信用违约产品是专门针对违约风险的信用衍生产品。信用违约产品分为两种,一种是针对个别资产的违约,主要是信用违约期权或者违约卖权(Default Put),由于该产品类似于互换,所以,也被称为信用违约互换。另一种是违约指数产品,它针对系统违约风险。

  违约卖权的情况是,买方(寻求保护的银行)向卖方(提供保护的银行)定期支付期权费,卖方因而承担参考资产的违约风险。如果在期权有效期间内发生事先约定的违约事件,卖方将应向买方提供违约支付。

  违约指数产品出现较晚。1998年11月,芝加哥期货交易所(CME)引入了第一个交易所交易的信用衍生合同,即季度破产指数衍生产品,该产品的上市交易,标志着信用衍生产品正式进入场内交易。该指数产品主要是为银行和消费贷款机构服务的,尤其是信用卡公司。合约方式可以是期货也可以是期权,但都是基于CME季度破产指数(CME Quarterly Bankruptcy Index,简称CME QBI),该指数等于合约到期日之前三个月在美国新登记的破产数。该指数交易提供了系统性信用风险的防范工具,尤其便于银行和消费信贷机构进行信贷资产的组合管理,通过购买违约指数产品合约,就可以有效防范因为经济不景气而造成的破产比例上升的系统信用风险。购买了该合同的银行,如果在到期日QBI高于订立合约时的指数,就可以得到补偿。合同额等于1000美元乘以指数。

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