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陈金水可爱多 · 2024年11月02日

为什么B不正確?

NO.PZ2023080903000023

问题如下:

If the value of a commodity increases from $12.50 to $13.75 over a span of one year, what is the approximate continuously compounded rate of return?

选项:

A.

9.52%

B.

10.00%

C.

8.89%

解释:

The continuously compounded rate of return can be calculated using the formula:

Continuous Rate of Return = ln(P1 / P0)

Where P0 is the initial price and P1 is the final price.

Continuous Rate of Return = ln($13.75 / $12.50) ≈ ln(1.1) ≈ 0.0952

Converting the continuous rate to a percentage, we get an approximate value of 9.52%, which is closest to option A.

13.75/12.5=1.1=10%

1 个答案

品职助教_七七 · 2024年11月02日

嗨,努力学习的PZer你好:


continuously compounded rate of return有固定的公式:

不能随意删除前面的Ln

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努力的时光都是限量版,加油!

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