美联储洛根：如果近期回购利率的上升并非暂时现象，美联储将需要开始购买资产。

Core Viewpoint - The Federal Reserve, represented by Logan, indicates that if the recent rise in repo rates is not a temporary phenomenon, the Fed will need to start purchasing assets [1] Group 1 - The recent increase in repo rates may signal a need for intervention by the Federal Reserve [1] - The Federal Reserve's potential asset purchases could impact liquidity in the financial markets [1]