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Wavemechanic/Ged1,
My example was poor. Yahoo! correctly shows a sensible price chart
going back only to 10/4/02. Try the same thing with eSignal and you
get my original errored chart.
Seems in this case that Yahoo! (CSI?) is more accurate.
Steve
--- In amibroker@xxxxxxxxxxxxxxx, "wavemechanic" <wd78@xxxx> wrote:
>
> ----- Original Message -----
> From: Steve Almond
> To: Ami
> Sent: Tuesday, September 02, 2003 9:08 AM
> Subject: [amibroker] Data Problem
>
>
> Recently, I seem to be finding more and more price data errors
in my stock
> database.
>
> OK, I'm using the free data from Yahoo!, MSN or eSignal
(downloaded using
> Amiquote). Strangely, though, all three data sources often carry
the same
> errors.
>
> Let me use an example, then ask for a solution:
>
> Please check your chart of TONE and look at the period from
12/19/97 to
> 10/2/02. Does your data look stupid or normal? Attached is my
chart (which
> seems the same using data from any of the three services).
>
> Did something happen to the stock in 10/02? Yahoo historical
which is
> supplied by CSI does not have data prior to 10/04/02.
> http://chart.yahoo.com/d?a=5&b=1&c=2000&d=8&e=2&f=2003&g=w&s=tone
>
> Now, what's the solution. Can anyone suggest an inexpensive
accurate US
> stock data service which is accessible on the internet (I live in
the UK, so
> data disks from the US are not practical)?
> Can I buy just some historical data, and then "top it up" with
one of the
> free services going forward?
>
> Thanks,
>
> Steve
>
>
>
>
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