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[amibroker] Re: Zweig 4% Rule/System



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Paul,

I am trying to set the rules as defined by this site:
http://www.gummy-stuff.org/zweig.htm

    "* You compare this Friday's closing price with recent weekly closes.
    * If there was a recent low, and this Friday's close is 4% higher
than that low, then you assume you're at a market low and you Buy.
    * If there was a recent high, and this Friday's close is 4% lower
than that high, then you assume you're at a market high and you Sell."

The Flip recommendation posted earlier seemed to solve the weekly
buying problem and I am now trying to see if the trades match up with
the right close and HHV/LLV values in excel. I might not have the
threshold calculated correctly so I appreciate the help.

Thanks
DM


--- In amibroker@xxxxxxxxxxxxxxx, "Paul Ho" <paultsho@xxx> wrote:
>
> This statement doesnt look right
> buy if the Close drops 4% below the HHV of the last 52 weeks and buy
if the
> Close is greater than the LLV of the last 52 weeks based on Fridays
close.  
> 1. Is the first buy a sell?
> 2. Does the second buy have a 4% limit somewhere, or do you just
want to buy
> anytime when its greater than its 52weeks low which is just about
all the
> time.
>  
> 
>   _____  
> 
> From: amibroker@xxxxxxxxxxxxxxx [mailto:amibroker@xxxxxxxxxxxxxxx]
On Behalf
> Of Dave McLeod
> Sent: Friday, 2 March 2007 4:10 AM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: [amibroker] Zweig 4% Rule/System
> 
> 
> 
> 
> I am trying to code the Zweig 4% reversal system but I am not
catching on as
> to how to limit the buys and sells from each week.
>  
> Your supposed to buy if the Close drops 4% below the HHV of the last 52
> weeks and buy if the Close is greater than the LLV of the last 52 weeks
> based on Fridays close.  
>  
> Here is what I have so far.
>  
> DOW=DayOfWeek()==5;
> Hi=HHV(Close,52);
> Lo=LLV(Close,52);
> VBuy = Close*1.04>=Ref(Lo,-1) AND DOW;
> VSell = Close*.96<=Ref(Hi,-1) AND DOW;
> Buy = ExRem(VBuy,VSell);
> Sell = ExRem(VSell,VBuy);
>  
> This buys and then sells each week. I am obviously not using exrem
correctly
> and it still buys weekly wether I have DOW in or out.
>  
> If someone could point out my mistakes that would be great.
>  
> Thanks
> DM
> 
> 
>   _____  
> 
> We won't tell. Get more on shows
>
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> hate to love
> (and love to hate): Yahoo!
>
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> Guilty Pleasures list.
>




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