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you will need to go to the advanced backtest code to alter signals
based on what trades were taken in the first pass portfolio backtest
--
Cheers
Graham
AB-Write >< Professional AFL Writing Service
Yes, I write AFL code to your requirements
http://e-wire.net.au/~eb_kavan/ab_write.htm
On 5/2/06, moztrader <das300@xxxxxxxxxxx> wrote:
> sorry I have re written the problem to make it clearer:
>
>
>
> HI,
> It' s been a while since I programmed AB as I now have it on automatic
> but i was wondering if anyone had ideas to help me implement the
> following:
>
> I wish to delay a BUY if the last BUY in the "back tester system" was
> greater than X days ago. This is not the same as ignoring a BUY
> signal for a particular SHARE. As an example : the last BUY signal of
> say IBM may have been 200 days ago but the last actual BUY inback
> tester was 7 days ago ( say share ebay ) . Therefore if wqe were to
> BUY only if the last buy was > 20 days we could not BUY at that time .
>
> The BUY should only be possible when the last ACTUAL purchase in
> BACKTESTER was made more than X days ago. I want this to -
> -TEST in backtester
> -prevent too many new trades coming on board too fast.
>
> Regards
> Maurice
> das300@xxxxxxxxxx
>
>
>
> ---------------------------------------------------------------------
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "moztrader" <das300@xxx> wrote:
> >
> > HI,
> > It' s been a while since I programmed AB as I now have it on automatic
> > but i was wondering if anyone had ideas to help me implement the
> > following:
> >
> > I wish to delay a BUY if the last BUY in the "trade system" was X days
> > ago. This is not the same as ignoring a BUY signal for a particular
> > SHARE. As anexample : the last BUY of say IBM may have been 200 days
> > ago but the last actual BUY was 7 days ago ( say share ebay ) .
> >
> > The BUY should only be possible when the last ACTUAL purchase was made
> > more than X days ago. I want this to prevent too many new trades
> > coming on board too fast.
> >
> > Regards
> > Maurice
> > das300@xxx
> >
>
>
>
>
>
>
>
>
> Please note that this group is for discussion between users only.
>
> To get support from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> For other support material please check also:
> http://www.amibroker.com/support.html
>
>
> Yahoo! Groups Links
>
>
>
>
>
>
>
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