Market Volatility: Can Volatility Indexes Serve as Market Signals, Sentiment Gauges, and Diversification Tools? Posted on September 6, 2016March 16, 2018 by fininn Commentary from Professor Robert E. Whaley and Mike Moran, Chicago Board Options Exchange (CBOE) Vice President of Business Development. FTSE Russell World Investment Forum 2016 Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)