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Tomasz,
take a look please, when possible.
TIA
Dimitris Tsokakis
--- In amibroker@xxxxxxxxxxxxxxx, "DIMITRIS TSOKAKIS" <TSOKAKIS@xxxx>
wrote:
> Tomasz,
> thank you for your reply.
> I clearly understand the qualitative description.
> As for the quantitative, I guess the relations posted as true.
> If you see the plot, graphs do not match exactly.
> Is it because of different accuracy in E/Ref(E,-1) and C/Ref(C,-1)
> calculation ?
> [The difference appears after the 2nd decimal, ie 0.9579 vs 0.9555]
> In last analysis, can we suppose matching graphs [second decimal
> accuracy] for
>
> RocE=E1/Ref(E1,-1);Plot(RocE,"Equity ROC",1,1);
> b1=Flip(Buy,Sell);s1=Flip(Short,Cover);
> Plot((C/Ref(C,-1))*b1+s1*(Ref(C,-1)/C),"Equity ROC equivalent",4,8);
>
> in general, [except the commission bars of course...]
> Dimitris Tsokakis
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko"
<amibroker@xxxx>
> wrote:
> > Dimitris,
> >
> > In short positon the relations is inverted.
> >
> > When you are in SHORT trade - then if PRICE RISES then EQUITY
drops
> down.
> > This is because at entry you "sell short" certain number of
shares
> and if prices go up
> > you "buy back" the same number of shares for higher price. It
means
> that you loose money.
> >
> > Best regards,
> > Tomasz Janeczko
> > amibroker.com
> > ----- Original Message -----
> > From: Dimitris Tsokakis
> > To: amibroker@xxxxxxxxxxxxxxx
> > Sent: Tuesday, May 20, 2003 11:25 AM
> > Subject: [amibroker] E/Ref(E,-1)
> >
> >
> > Suppose settings Buy/Sell/Short/Cover at Close, delay +1.
> > I thought for Equity() E that
> > E/Ref(E,-1) [BLACK LINE] is equal to C/Ref(C,-1) [WHITE LINE],
> except the bars when the commission is applied.
> > I noticed that this relation is true during the Long part of
the
> trade but not during the Short part.
> > What is the E/Ref(E,-1) equivalent for the Short part ? Is it
Ref
> (C,-1)/C [as I guess]? Anybody to explain ?
> > TIA
> > Dimitris Tsokakis
> >
> >
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