Whether you are a day trader, swing trader, or long-term investor, the six principles of Dow Theory will help you answer the most important question: “What is the trend, and should I follow it?”
: Dow believed a trend in the Industrial Average wasn't valid unless the Transportation Average (railroads in his day) also showed a similar move. teoria de dow pdf portable
Dow Theory predicts tops and bottoms. Truth: It only confirms trends after they have begun. It is a lagging, not leading, indicator. Whether you are a day trader, swing trader,