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Re: MKT - The MOON (and SUN) influence on market behavior.



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Let me begin by thanking you for opening up an interesting avenue of
discussion and backing it up with software to demonstrate the effects! I
loaded the ELA and took a look as soon as I read it. My only problem is that
I am unable to even approximate your results. I loaded the ELA with defaults
as provided:

BuyOnNu = 1
YearStrt = 0
LengHHLL = 0
BegYear = 0
EndYear = 99
BegMon = 1
EndMon = 12
Direct = 0

I'm running against cash S&P 83-current while toggling BuyOnNu only +1/-1
and seeing:

+1: 383 trades, 52% profitable, $1722 gprofit, -$1400 gloss, $322 nprofit
-1: 383 trades, 48% profitable, $1400 gprofit, $1722 gloss, -$322 nloss

I'm finding it noteworthy that my toggled results for BuyOnNu only are
mirror image while yours are not. A 4% swing in profitability does not seem
to be statistically significant. It seems logical that a trades of a fixed
time span occurring on the same dates would mirror image the results when
reversed in direction. Shouldn't be a significant difference between the
cash and futures except for the 250 multiplier which would indicate
profit/loss of $80250/$80250, however I do have back adjusted continuous
contracts. I'm using no commission or slippage. I'd like to make sure I am
setup properly to replicate your testing - am I missing something important?

Earl

-----Original Message-----
From: Clyde Lee 
To: RealTraders Discussion Group 
Date: Saturday, October 03, 1998 9:21 PM
Subject: MKT - The MOON (and SUN) influence on market behavior.


>I have written a system which I call MOONTEST.  In its simplest
>form this system buys on the new moon and sells on the full moon.
>Or, by setting the BUYONNU parameter to a negative on we can
>have the system sell on the new moon and buy on the full moon.
>
>The following results cover the SP for the period 1983 to 1998.
>
>When we try to sell on the new moon and buy on the full we end
>up with a whopping LOSS of $176,580.00.  But, when we buy on the
>new moon and sell on the full we have a PROFIT of $122,960.00 .
>Don't give me any bull about a long bull market -- either way
>would have taken care of that.  How can you explain a swing
>of $299,540 between taking one side versus the other ? ? ? ?
>
>BUYONNU YRSTART   NetPrft L:NetPrft    S:NetPrft   ROA         MaxDD
> -1.00   0.00  -176580.00   67190.00  -243770.00  -74.48  -237090.00
> +1.00   0.00   122960.00  217030.00   -94070.00  117.17  -104940.00
>
>BUYONNU  MaxL %Prf AvgWTrd AvgTrd    AvgLTrd   #WTr AvWB  #LTr
>AvLB
> -1.00     7   49  3749.97 -461.04  -4520.90    188   9    195   9
> +1.00     8   50  4498.55  321.04  -3791.53    190   9    193   9