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Derek Horstmeyer, professor of finance, was quoted in the article S&P 500 (SPX) today: Caesars Entertainment Corp is a top mover, up 3.67% in USAToday.
"The S&P 500 has become the most widely used benchmark over the past 50 years due to its ability to serve as the best indicator for U.S. markets," said Derek Horstmeyer, finance professor at George Mason University School of Business. "It has surpassed the Dow Jones Industrial Average in popularity due to its more cohesive and extensive construction."