The existence of chartists or technicians suggests that some investors believe that markets are not weak form efficient.

Question

Quizplus · Accepted Answer

Chartist or technical analysis relies on the idea that the past movement of prices can predict future movement, which contradicts the idea of weak form efficiency. If markets were weak form efficient, the past movement of prices would have no bearing on future movement.

The Existence of Chartists or Technicians Suggests That Some Investors