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 | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents The Business Cycle How will you weather the ups and downs of the business cycle? Required Reading: The Economic Report of the President The Economic Report of the President can help identify the forces driving — or dragging — the economy. What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.