Re: [amibroker] Fixed Date for Annual Returns

["Steve Dugas" <sjdugas@xxxxxxxxxxx>]

StartPrice = ValueWhen( DateNum() == 1020501, Close );
EndPrice = ValueWhen( DateNum() == 1030501, Close );
PctRtn = ( EndPrice - StartPrice ) / StartPrice * 100

Steve

----- Original Message ----- 
From: "steve_almond" <me@xxxxxxxxxxxxxxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Thursday, July 10, 2008 8:22 AM
Subject: [amibroker] Fixed Date for Annual Returns


>I would like to do an exploration to calculate simple stock returns, 
> but at fixed dates. I don't want to use the Ref function which links 
> the return to today's date.
> 
> For example:
> 
> % return from May/1/2002 to May/1/2003
> % return from Feb/1/2004 to Feb/28/2005
> 
> How can I specify those dates in an exploration?
> I'm guessing I could use Datenum, but how would I ask for the closing 
> price on datenum=1011231?
> 
> Thanks,
> 
> Steve
> 
> 
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> 
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> 
> 
> 
>


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