Yes,
index = Foreign("!NDX", "C");
Assumming you have 4 open positions (25 of equity)
SetPositionSize( IIF( index < MA( index, 50 ), 12.5, 25 ); // use 12.5% of
equity if market is below 50 day average, otherwise 25%
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "dmcleod1981" <[EMAIL PROTECTED]>
To: <[email protected]>
Sent: Wednesday, February 13, 2008 3:10 AM
Subject: [amibroker] Rotational Trading - Questions
> In a rotational trading system is there a way to cut position sizes
> down if a certain condition is true. A simple example can you cut the
> position size in half if the market is under its 50 day moving
> average? I tried using an iif statement but couldn't get it to work.
>
> Also, I have been searching the archives for a post that described how
> to combine the signals of different systems into one then back test
> that as a single portfolio. If anyone remembers the thread name or has
> that thread marked I would love to review that information.
>
> Thanks
> DM
>
>
>
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