|
PureBytes Links
Trading Reference Links
|
Hello Gary and List,
I know some data vendors (e.g. Prophet) only count issues priced >
$5.00 whereas others have no min price. quote.com I believe has no
min price while it appears eSignal does.
Best regards,
Jim Johnson mailto:jejohn@xxxxxxxxxxx
--
Tuesday, February 25, 2003, 2:34:32 PM, you wrote:
>> As to other market statistics there easily can be differences if
>> they choose to either "sample" the data or provide all of what they
>> receive.
GF> And they may calculate them differently. For example with
GF> adv/decl issues and up/down volume, there are several ways you
GF> could compute the index. I once tried several ways to duplicate
GF> DTN's uvol/dvol numbers, and failed. I tried to find ANYbody at
GF> DTN who knew how it was computed, and as far as I could tell
GF> nobody knows. It's magic. "If the stock is up, it goes into up
GF> volume, if it's down, it goes into down volume." Thanks, that's
GF> very helpful...
GF> Gary
|