The options-based Black Swan index may be signaling surging demand from investors for protection against a stock market crash, but Wall Street analysts see little reason to panic. It tracks the implied volatility of deep out-of-the-money options – that is, contracts that need a large move in the market before they come into play – on the S&P 500 . The gauge is also known as the Black Swan index, a reference to the book “Black Swan” by former options trader Nassim Nicholas Taleb that looks at the potentially catastrophic effects of unpredictable events. …read more
Source:: Yahoo Finance
