CFA L1 Reading 52 Problem 3 請教 - 金融分析師

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sell short : 100 shares @ 56
close out @ 45 with $2.5 dividend per share
margin requirement : 45%
commission fee : beginning $155 + ending $145
interest : 8% interest on the money borrowed

解答中 計算投資報酬率是:

5600-4500-250-155-145-0.08*0.55*5600
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0.45*5600+155

我對利息0.08*0.55*5600這項覺得有點疑問

理論上sell short時產生的利息 對投資者應該算是"利得"

所以我覺得應該要當作"加項"


想了很久也沒想通 不知道板上先進是否能夠幫忙解答


謝謝


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All Comments

Genevieve avatarGenevieve2008-12-01
借5600買股票要付的利息,因為股價下跌所得的利得沒茲息
Yedda avatarYedda2008-12-01
5600*0.55