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还是星宇好 · 2020年10月11日

问一道题:NO.PZ2020042003000093

问题如下:

The following statements are about using the duration to hedge against interest rate risk, which of the following is NOT correct?

选项:

A.

The larger the leverage-adjusted duration gap, the more sensitive will be the net worth (equity capital) to a change in interest rates.

B.

If a positive (negative) leverage-adjusted duration gap, a parallel change will result in the value of liabilities changing by less (more) than the value of assets.

C.

Duration gap = dollar-weighted duration of asset portfolio – dollar weighted duration of liability portfolio

D.

Leverage adjusted duration gap = dollar-weighted duration of asset portfolio – dollar weighted duration of liability portfolio × Total asset / equity

解释:

考点:对Risk Management for Changing Interest Rates: ALM and Duration Techniques-The Concept of Duration as a Risk-Management Tool的理解

答案:D

解析:

D选项Leverage adjusted duration gap的公式错误,正确的公式为:

Leverage adjusted duration gap = dollar-weighted duration of asset portfolio – dollar weighted duration of liability portfolio × Total liabilities/ Total Assets

老师亲吻一下B是怎么判断的,只记得上课的时候老实说,D>0,利率上升,E 下降;这里说平行移动,如果D>0...后面资产变得比负债多,没说方向嘛,怎么弄呢这里

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已采纳答案

袁园_品职助教 · 2020年10月11日

同学你好!

如果是 positive duration, 说明 Asset 的 duration 大于 Liability 的 duration,那么Asset 对利率变化的反应也更大

还是星宇好 · 2020年10月13日

对,已经说额positive gap了,那不管咋移动,都是Va>Vl

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