U.S. stocks ended a volatile trading day on a high note on Friday. The S&P 500 rose 1.6%, the Dow Jones Industrial Average climbed 1.3%, while the Nasdaq Composite gained 1.5%, rebounding from a ...

China tech competition heats up, Washington is slowly recognizing that gaining a first-mover advantage in critical technologies may be more vital than protecting its existing edges. At present, the U.