美联储哈玛克：不确定性一直在拖累投资。

Core Viewpoint - The uncertainty in the economic environment has been a significant factor hindering investment activities [1] Group 1 - The Federal Reserve's commentary highlights that ongoing uncertainty is affecting investment decisions [1] - Economic indicators suggest that businesses are cautious due to unpredictable market conditions [1] - The impact of uncertainty is reflected in lower investment levels across various sectors [1]