[問題] 請問一下程式交易回測跟實戰到底差在哪
各位大不好意思請問一下
前鎮子遇到我營業員
我沒用過程式交易
我之前覺得程式交易會的很厲害
我是用主觀市交易的
也想說要不要來弄看看程式交易
我營業員跟我說 她一個客戶 用元大mutile 那個軟體
說回測起來 績效超好
可是錢丟進去 賠得很慘
為什麼會造成這種差異
我之前也剛好遇到兩個寫程式的
他們說 回測起來很漂亮
可是沒人敢用
我就想說到底為什麼會這樣
量不是夠大情形之下 應該不可能造成價格滑動
尤其現在五檔報價 每檔價格都30張起跳
你丟個 幾口 應該不可能滑價滑太多吧
有人可以幫我解惑一下嗎
謝謝了
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※ 發信站: 批踢踢實業坊(ptt.cc)
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