(Fortune) — The economy has made a sharp U-turn in the past couple of months, and better days for American businesses and workers are around the corner.
But don’t take my word for it. Take Warren Buffett’s. And Jamie Dimon’s. And Jack Welch’s. All three tell me that in the past four to eight weeks, they’ve seen a real change in their businesses, and that indicates better news for the nation’s economy. They should know.