为什么美联储加息美元升值？详解四个主要影响因素

Core Viewpoint - The Federal Reserve's interest rate hikes lead to an appreciation of the US dollar due to increased capital inflow, enhanced currency confidence, interest rate differentials, and demand for safe-haven assets [1][5]. Group 1: Capital Inflow - The Federal Reserve's interest rate hikes raise US interest rates, attracting global investors seeking higher returns, which increases demand for the dollar and leads to its appreciation [3]. Group 2: Currency Confidence - Interest rate hikes reflect the Federal Reserve's optimistic outlook on the economy and concerns about inflation, enhancing market confidence in the dollar's value [4]. Group 3: Interest Rate Differentials - Higher US interest rates compared to other countries create a wider interest rate differential, prompting investors to shift funds to the US for better yields, further increasing demand for the dollar [5]. Group 4: Risk Hedging - Interest rate hikes may induce volatility and uncertainty in global financial markets, leading investors to seek safe-haven assets like the dollar, which supports its appreciation [5].