General Electric has just dropped out of the Dow Jones Industrial Average. It was one of the 12 stocks to be included in the index when it was created over 120 years ago, and the last one to get out. Changes to an index represent changing times and hold some important lessons about blue chips.
An index is a representation of the market. It is well established that tracking a few actively traded stocks is a fairly good indicator of the overall direction of the market. Indices are a parsi ..
