--- In amibroker@yahoogroups.com, Graham <[EMAIL PROTECTED]> wrote:
>
> You use SetPositionSize to define the amount to be traded for each
> signal type. See example in the help files of AB for this function
>
> You will need to use the custom backtest to limit the trades to the
> 50% of equity invested.
>
> --
> Cheers
> Graham Kav
> AFL Writing Service
> http://www.aflwriting.com
>
>
>
>
>
> 2008/10/18 Maurice Petterlin <[EMAIL PROTECTED]>:
> > --- In amibroker@yahoogroups.com, "slipthruthecracks"
> > <slipthruthecracks@> wrote:
> >>
> >> I am trying to test a system that works like this:
> >>
> >> each buy signal: enter long 5% of account.
> >> each sell signal: sell half of the value of the long position.
> >>
> >> continue this until a maximum of 50% of the account equity is
invested.
> >>
> >> It might look like this:
> >>
> >> Buy #1 - enter long 5% of account:
> >> Buy #2 - enter long 5% of account - total long is now 10% of account
> >> Sell #1 - sell half of the 10% currently invested - total now
invested
> >> is 5%.
> >> Buy #3 - enter long 5% of account - total long is 10%
> >> Buy #4 - enter long 5% of account - total long is 15%.
> >> Sell #2 - sell half of the 15% currently invested - total now
invested
> >> is 7.5%.
> >> Sell #3 - sell half of the 7.5% currently invested - total now
> >> invested is 3.25%.
> >> Buy #5 - Enter long 5% of the account - total long is now 8.25%
of the
> >> account.
> >> ...this would continue until a maximum of 50% of the account was
> > invested.
> >>
> >> Can I use sigScaleIn/Out for this and if so, how do I control the
> >> amount being sold each time? Or, do I need to loop through each bar
> >> and set PositionSize for each buy and sell? If so, what would this
> >> look like?
> >>
> >> One-Eyed-Jack
> >>
> > I'd like to know the answer too
> >
> >
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Thanks but a simple example would be nice.The docs aren't the easiest
to comprehend
