'Be prepared to pull the trigger': why the risk of a market crash is high

By Marcus Padley
Updated January 29 2018 - 2:28pm, first published 2:25pm

I wouldn't want to scare you but have you seen a chart of the Dow Jones or the S&P 500 index recently? The RSI or Relative Strength Index, a technical indicator used by chartists to measure the speed and change of price movements, is at record highs.