Don't Worry About a Stock Market Drop

A feeling of vertigo may seem natural as Wall Street approaches a record and stock markets around the world climb to their highest levels since 2007. With the Standard & Poor’s 500-stock index now only 0.5 percent away from its 2007 high of 1565 and with the Dow Jones industrial average scaling new peaks almost daily, what will investors expect to see when they reach the mountaintop?