NO.PZ2019103001000027
问题如下:
Which of the portfolios in Exhibit 1 best minimizes the structural risk to a single-liability immunization strategy?
选项:
A.Portfolio 1
Portfolio 3
Portfolio 4
解释:
C is correct.
Structural risk to immunization arises from twists and non-parallel shifts in the yield curve. Structural risk is reduced by minimizing the dispersion of cash flows in the portfolio, which can be accomplished by minimizing the convexity for a given cash flow duration level. Because Portfolio 4 has the lowest convexity compared with the other two portfolios and also has a Macaulay duration close to the liability maturity of nine years, it minimizes structural risk.
请问Structural risk是指什么风险?用什么指标可以避免?谢谢