up = roc(c,1)>0;
down = roc(c,1)<0;
up = cum(up);
down = cum(down);
ratio = up/down;
addcolumn(ratio, "up/down");
On 12/5/2009 5:53 AM, h15...@yahoo.com wrote:
> Dear all
>
> I want to addcolumn in my exploration code which shows number of up/ down
> price change counts in days
>
> Could anyone help me?
> Tq b4
> Sent from my BlackBerry® smartphone from Sinyal Bagus XL, Nyambung
> Teruuusss...!
>
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