做多與做空的難易度 - 股票
By Ingrid
at 2018-08-28T14:30
at 2018-08-28T14:30
Table of Contents
最近在想這個問題,想跟大家分享看看,也看看大家有何想法。
其實作多跟作空,可以想成打地鼠遊戲。
作多就像是去壓注,猜等等哪幾隻地鼠會冒上來;作空就像把冒出頭的地鼠打下去。
但今天問題是,這不是九宮格地鼠遊戲,而是上千個地鼠洞。
以這樣子來看,把冒出頭的地鼠打下去,好像就比從上千隻地鼠押寶誰會冒出頭
容易多了。(冒出頭的畢竟是少數)
其實這只是大概的想法,還牽涉到一些細節
例如,冒出頭的地鼠,你要打他,他會不會狠狠反咬你一口。(軋空)
地鼠會不會都打不死,一直撐在那邊。(利息、強制回補壓力)
打地鼠遊戲要付較多遊戲費。(融券資金成本比融資高上許多)
不過整體上來說,如果訂定好一些打地鼠規章(嚴格停損)
我個人是認為光就「尋找標的」這件事來說,作空就比作多省去了一大堆功課
未來有機會也許可以嘗試看看,再來與各位分享。
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