The exact formula we use is (todaysPrice / previousPrice) * 100.0.
Yes. And it should be either
(p1/p1 - 1) * 100
p1/p2 * 100 - 100
to result in "percentage change"...
(which is called "Rate of Change (ROC) in TA. Momentum is p2-p1, in dollars, not a percentage in TA)
Our Trading System at C2: Topaz
Friday September 07 2007 by