The World Bank yesterday (Monday) lowered its growth forecast for the global economy and warned about a long and painful recovery in developed economies, underscoring the recent supposition by many analysts that a three-month rally in U.S. stocks has been overdone.

Has recent market turbulence created “one of the greatest profit opportunities of your lifetime”? The last two weeks have been some of the most volatile in recent stock market history. But I’m sure you don’t need me to tell you that.