黄同学2023-06-04 04:53:39
老师你好,这道题的计算方式和基础课上的公式完全不一样,为什么不是每一项资产的weight*(1+R FC)*(1+RFX)求和再减1?这样算出来的结果和答案完全不同,求解答谢谢
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Simon2023-06-05 15:07:11
同学,下午好。
这道题问的不是total return,计算的是 contribution of foreign currency,也就是foreign currency这部分的return。这部分return是(0.50 × 0.0%) + (0.25 × 2.0%) + (0.25 × 4.0%) = 1.5%。
在计算total return时,还是weight*(1+RFC)*(1+RFX)求和再减1。以这道题为例,weight*(1+R FC)*(1+RFX)求和再减1,就是以下三部分的和(如果把计算公式展开的话):
The weighted asset return is equal to 5.5%, calculated as follows:
(0.50 × 10.0%) + (0.25 × 5.0%) + [0.25 × (–3.0%)] = 5.5%.
The weighted currency return is equal to 1.5% calculated as follows:
(0.50 × 0.0%) + (0.25 × 2.0%) + (0.25 × 4.0%) = 1.5%.
The weighted cross-productis equal to –0.005%, calculated as follows:
[0.50 × (10.0% × 0.0%)] + [0.25 × (5.0% × 2.0%)] + [0.25 × (–3.0% × 4.0%)] = –0.005%.
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