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Hello Ron,
Following somewhat the same logic, seems to me that given the SP500 is
a capitalization-weighted index and trading volume is (I presume)
highly correlated with market cap, that Adv/Decl Volume might be an
equally useful indicator of price direction.
Wednesday, January 02, 2002, 5:54:47 PM, you wrote:
RA> You wrote: "you do not need to use all the market data, nor is it necessary
RA> to construct an exact match of all symbols that compose the index."
RA> Very True! Along similar lines, for people who do their own programming or
RA> who can port R/T data into Excel, you can easily build an R/T intraday
RA> indicator displaying swing reversals in the S&P (or NDX) using S&P 100 data
RA> (OEX). Produces a very viable Advance/Decline model using only 100 inputs
RA> instead of 500 --
RA> _______________________
RA> At 09:57 AM 01/02/2002 -0800, you wrote:
>>Just from my trading experience on using both
>>EOD and real time breadth, I can say that there is
>>a lot more to market breadth than the simple concept
>>of just Adv/Dec data.
>>
>>In fact, oddball that MB disclosed is just the entrance
>>to a world that is way more complex and powerful than
>>classic price driven modelling.
>>
>>For example, to make a powerful breadth model for
>>use in real time, you do not need to use all the market data,
>>nor is it necessary to construct an exact match of all symbols
>>that compose the index.
--
Best regards,
Jim mailto:jejohn@xxxxxxxxxxxxxxxx
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