HAN SOLO, a hero from the Star Wars movies, has a habit of saying, at tense moments, “I have a bad feeling about this.” Many commentators are echoing this sentiment after a recent fall in the Volatility Index, or Vix, below ten. Their fears deepened on May 17th, when the Vix lurched above 15 and American stockmarkets had their worst day in eight months. Incessant turmoil in the White House at last seemed to take its toll.
A low Vix reading is usually seen as a sign of investor complacency. The previous two occasions on which the index fell below ten were in 1993 and early 2007 (see chart). One preceded the bond market sell-off of 1994 and the other occurred just before the first stages of the credit crisis.
The value of the Vix relates to the cost of insuring against asset-price movements via the options market. An option gives the purchaser the right, but not the obligation, to buy (a call) or sell (a put) an asset at a given price before a given date. In return, like...Continue reading