mine calculation also the later one.
intraday future can make 5-30% every month. but i play very small only.
option trading don't know yet... every month different. range -20 to +20 hehe
![](images/smilies/default/sweat.gif)
a bit tough, still developing a way that suits me.
引用:
原帖由 hftsang 於 2010-7-19 12:31 發表 ![](http://www.option-king.net/bbs/images/common/back.gif)
Could I ask how to calculate your monthly profit? Compared to your margin requirement or whole portfolio capital (i.e. net profit / balance of month begin)? Mine is latter. ![](images/smilies/default/smile.gif)
If you refer to la ...