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Re: [amibroker] Backtesting Index...No Results



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Graham,
our emails crossed. THAT'S IT!  Changed initial size from 10,000 to 100,000 and TaDa! Works!
Thank you!
Dave

  ----- Original Message -----
  From: Graham 
  To: amibroker@xxxxxxxxxxxxxxx 
  Sent: Thursday, February 01, 2007 1:20 PM
  Subject: Re: [amibroker] Backtesting Index...No Results


  as has been said it could be that your positionsize is too small for the index prices
  either incvrease the positionssize and the inititial equity, or allow for part shares, ie roundlotsize = 0;


  -- 
  Cheers
  Graham
  AB-Write >< Professional AFL Writing Service
  Yes, I write AFL code to your requirements
  http://www.aflwriting.com 



  On 02/02/07, wavemechanic <fimdot@xxxxxxxxx> wrote:
    I don't know exactly what is wrong but it is not the symbol.  Attached is a screenshot of ^DJI with buy/sell signals for your condition and another of the Backtester.

    Bill
      ----- Original Message ----- 
      From: David Fitch 
      To: amibroker@xxxxxxxxxxxxxxx 
      Sent: Thursday, February 01, 2007 2:17 PM
      Subject: Re: [amibroker] Backtesting Index...No Results


      Bill,
      I tried something simple and time period from 10/31/02 to today for say ^DJI. No buys or sells generated.
      //Simple Backtest 
      Buy=Cross( MACD(), Signal () ); 
      Sell=Cross( Signal(), MACD() );

      They generate plenty signals for stocks,etfs but not for most indexes with " ^ ".
      Something simple that I don't understand I'll bet.
      Thanks
      Dave



        ----- Original Message ----- 
        From: wavemechanic 
        To: amibroker@xxxxxxxxxxxxxxx 
        Sent: Thursday, February 01, 2007 10:56 AM
        Subject: Re: [amibroker] Backtesting Index...No Results



        What are your buy/sell conditions?  Perhaps your conditions do not generate signals for most indices.

        Bill
          ----- Original Message ----- 
          From: David Fitch 
          To: amibroker@xxxxxxxxxxxxxxx 
          Sent: Thursday, February 01, 2007 12:59 PM
          Subject: [amibroker] Backtesting Index...No Results


          Can someone tell me why individual backtest yields no results for most indexes. These begin with a "^" in front, ^DJI. A few do work,ie ^FVX,^IRX,^TNX,^XAL.  But most show no buys/sells. This is EOD data.
          Thanks
          Dave



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