In recent years, Position for Forex Purchase increases the endogenous money supply, which affects the stability of price level.

近年来，我国外汇占款引起的内生性货币供给增加，导致国内物价水平不断走高。

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"To help support the economic recovery in a context of price stability, the Committee will keep constant the Federal Reserve's holdings of securities at their current level by reinvesting principal payments from agency debt and agency mortgage-backed securities in longer-term Treasury securities, " the FOMC says, adding it will continue to roll over the Federal Reserve's holdings of Treasury securities as they mature.

FORBES: U.S. Economy