美联储哈玛克：当经济走向明显时，美联储将采取行动。

Core Viewpoint - The Federal Reserve, represented by Harker, indicates that it will take action when the economy shows clear signs of direction [1] Group 1 - The Federal Reserve is closely monitoring economic indicators to determine the appropriate timing for policy adjustments [1] - Harker emphasizes the importance of clear economic signals before implementing any changes to monetary policy [1] - The Fed's approach suggests a cautious stance, prioritizing data-driven decisions in response to economic conditions [1]