2026-10-29 · 新浪财经要闻 · 中文来源

安本预计美联储或将在12月和3月加息

可以写进 IB、A-Level、AP、IGCSE 经济学论文的真实新闻案例：货币政策与利率、需求拉动型通胀

发生了什么

安本投资预计，美联储将在12月和3月继续加息，最终利率将达到4%以上；其依据是美联储主席凯文·沃什在最近一次政策会议上仍对美国经济持乐观态度，但同时重申通胀依然过高。

经济学角度

这个例子可以直接用来说明紧缩性货币政策的传导机制：当通胀被认为过高时，央行提高政策利率，推高经济中的借贷成本，从而抑制消费和投资支出，使总需求降温，最终压低通胀压力。学生可以画出AD曲线左移、物价水平下降的图，并把加息预期视为市场对未来政策路径的定价。

可以引用的数据

利率终点将达到4%以上

评估角度

局限在于，加息对通胀的抑制作用存在时滞，而且效果取决于家庭和企业对利率变化的敏感程度；如果通胀主要来自供给端，加息只能压低需求，却无法解决供给冲击，还可能拖累增长和就业。

练习题

结合材料，说明央行提高利率如何通过总需求影响通胀，并评价这一政策在治理通胀中的局限性。

阅读原文 ↗ · 在图表实验室里画出这张图

对应考纲

货币政策与利率：央行通过调整利率和货币供应来影响借贷、支出和通胀。
需求拉动型通胀：总需求增长快于经济的供给能力，推动整体物价上涨。

IB 经济学：Fiscal and Monetary Policy、Aggregate Demand and Supply
A-Level 经济学：Economic Policy、Macroeconomic Objectives、Aggregate Demand and Supply
AP 宏观经济学：Financial Sector、Long-Run Consequences of Stabilisation Policies、Economic Indicators and Business Cycle、National Income and Price Determination
IGCSE 经济学：Government Macroeconomic Policy、Macroeconomic Objectives

English version

What happened

Aberdeen expects the Federal Reserve to raise interest rates again in December and March, with the terminal rate reaching above 4%; it cites Fed Chair Kevin Warsh, who remained optimistic about the US economy at the latest policy meeting while repeating that inflation is still too high.

The economics

This is a clean illustration of contractionary monetary policy: when inflation is judged too high, the central bank raises its policy rate, which lifts borrowing costs across the economy, dampens consumption and investment spending, cools aggregate demand and thereby eases inflationary pressure. Students can draw a leftward shift of aggregate demand and link the expected rate path to how markets price future policy.

Figures to quote

terminal rate above 4%

Evaluation

A limitation is that rate rises work with a lag and their strength depends on how sensitive households and firms are to interest rates; if inflation is mainly supply-driven, higher rates reduce demand without fixing the supply problem and may weaken growth and employment.

Practice question

Using this example, explain how a central bank raising interest rates can reduce inflation through aggregate demand, and evaluate the limitations of this policy.