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Using CD data tips Was RE: [amibroker] FTSE



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Here are some tips for people who are new to AmiBroker and wanting to use CD
historical data sources:

> > I'm a new user to AmiBroker and would like to know if I can use it to 
> > monitor FTSE stocks.
> > Dave

On 05-Jul-00, Tomasz Janeczko wrote:

> First you have to decide on data source you want
> to use.

> One solution is to buy historical data CD in Metastock binary
> format. This will give you historical quotes.
> As for daily updates you can use free Yahoo UK.

> Soon, AmiQuote 1.1 (an update to companion downloader program)
> will be released which will support automated daily downloads from
> a number of Yahoo finance sites (USA, UK, France, Italy, Germany) .


After you have found a reliable, suitable daily data source, start collecting
the data for all of the stocks you may wish to track, whether it's all of them
or just some of the ones available. Enter the daily data for a period of time,
probably for a minimum of a month or two. THEN buy a data CD with a "latest
date" within your own historical date range. The reason you want to do it this
way is to not have any breaks in your histories and to save you some effort,
afterward.

Another important reason is it also gives you more time to learn AmiBroker,
trading rules and technical analysis better, along with some time to enter
supporting data (fundamental data, company info & to build company profiles);
and to set up your market & group files and continuous & favourite settings
the way you want them. (Believe me, this all takes time, so use it to your
best advantage, in the meantime, by entering data, test trading and defining
your trading plans in detail.)

You may be fortunate to have free net sources of good quality histories
available for your market (These histories should be up-to-date.), too, but
data accuracy can be more of a problem with them, since the CD sources may
have cleaner or longer data. For instance, I have seen some non-split adjusted
histories from net sources claiming that all were split adjusted (forcing you
to check their work more than normal), or net histories limited in length or
with missing volume or open data.

Alternatively, you may look for a CD source that has update services. This
allows you to get going with reasonable data for any company in your market,
but you must deal with breaks in your data for a while (reducing AmiBroker's
accuracy), and it also involves extra work filling in the holes. Depending
upon their quantity, you may wish to not adjust your daily data for any
possible splits until after you enter complete histories.

I feel it is also necessary to remind you that you should keep good back-up
habits, for once you have entered all of this data, you do not want to lose
it!

Hopefully, with more complete and organised information available, you should
start off by making better trades. The less work you have to do frees up your
time to actually use AmiBroker.

This may all sound logical to the experienced, but hopefully it may help
someone out there start trading better, with less effort, from the beginning.

-- 

---===///||| Donald Dalley |||\\\===---
The World of AmiBroker Support
http://webhome.idirect.com/~ddalley
UIN/ICQ#: 65203020