The CBOE Volatility Index, known as VIX and a measure of the market's expectation of volatility over the coming month, spiked to its highest level in years early in August and, to a lesser extent, again at the start of September. Investors often turn to time-tested strategies like value investing in increased volatility. This methodology, popularized by Warren Buffett, aims to identify companies with stellar fundamentals that are presently undervalued in the market with the expectation that an eventual pric ...