According to the figure below, which of the following statements is least likely to be true about estimated Parameters of the Gauss+ Model from US Treasury Zero Coupon Yields,January 2014 to January 2022.Half-Life Is in Years?

FRM市场风险题目

A  The mean reversion parameters are in the order expected, with the central bank reaction fastest, the speed of the medium-term factor's reversion to the long-term factor next, and the speed of the long-term factor's reversion to p slowest.

B  the time for each process to converge halfway to its target, given in the half-life column, is about eight months for r, 13 months for m, and 42 years for I.

C  the volatility parameters of 109 and 96 basis points for the medium- and long-term factors, respectively,

D None of the above is true

解析:

All of the above are true

答案选 D