It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Share | Related Content Can Election Results Predict the Market? How do the markets usually react to elections? Was the 2016 election any different? How the Federal Reserve Works Each day, the Fed is behind the scenes supporting the economy and providing services to the U.S. financial system. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.