US Fed Vice Chair Philip Jefferson said that, with the US economy and labor market continuing to be strong, the Fed should remain cautious in adjusting interest rates, according to foreign media.Gradual reduction in economy constraints is the most likely outcome as the Fed moves toward a more neutral monetary policy stance, Jefferson added. However, he did not see a need for the Fed to change its monetary policy stance in a hurry.Related NewsSpot USD/CNY Dives 267 bps to Close at 7.2649