178****38622024-03-24 19:28:08
没有理解这个是什么意思The weighted cross-productis equal to –0.005%
回答(1)
Simon2024-03-25 09:10:51
同学,上午好。 –0.005% 是外汇和asset的交叉项。
这道题是把total return给展开了(见截图,把Rfx,Rfc 给剥离了)
在计算total return时,把公式:SUM (weight*(1+RFC)*(1+RFX))-1,进行展开,就是以下三部分的和:
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%.(这部分是纯外汇)
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%.(这部分是外汇和asset的交叉项)
所以外汇的贡献是1.5%+-0.005%=1.495%≈1.5%。
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