2026-10-24 · CNBC · English source

America by the numbers: How voters feel about the economy, inflation, AI and Trump

Real-world example for IB, A-Level, AP and IGCSE Economics essays: Economic growth and the business cycle, Demand-pull inflation, Unemployment and the labour market

What happened

With U.S. midterm elections approaching, the report says Americans are almost as pessimistic about the economy as they were when the country was just coming out of the pandemic.

The economics

This example illustrates the confidence and expectations channel of the business cycle: when households feel gloomy about the economy, they tend to cut spending and postpone large purchases, which lowers aggregate demand and, through the multiplier, can amplify effects on output and employment. Students can trace a leftward shift in aggregate demand caused by falling consumer confidence and its knock-on effects on output and prices.

Evaluation

However, survey sentiment is subjective and may not match actual economic data; the gloom could also stem from prices, jobs or political factors, so this single indicator cannot show whether the economy is truly entering a downturn.

Practice question

Using consumer confidence and actual economic indicators, discuss why public perceptions of the economy may differ from official data, and analyse how such pessimism could affect aggregate demand and employment.

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Where it fits in the syllabus

  • Economic growth and the business cycle: Long-run growth in real GDP and the short-run swings between expansion and recession, when output falls below potential.
  • Demand-pull inflation: Aggregate demand grows faster than the economy can supply, pushing the general price level up.
  • Unemployment and the labour market: People willing to work who cannot find a job; it can be cyclical, structural or frictional.

中文版

发生了什么

随着美国中期选举临近,报道指出美国民众对经济前景的看法几乎和疫情刚结束时一样悲观。

经济学角度

这一例子可用于说明经济周期中的信心与预期渠道:当家庭对未来经济状况感到悲观时,他们往往会减少消费、推迟大额支出,从而使总需求下降,并通过乘数效应放大对产出和就业的影响。学生可以画出消费者信心下降导致总需求曲线左移、进而影响产出与物价的传导路径。

评估角度

不过,调查所反映的只是主观感受,未必与实际经济数据一致;而且悲观情绪也可能来自物价、就业或政治因素,单凭这一指标难以判断经济是否真的进入下行阶段。

练习题

结合消费者信心与实际经济指标,讨论为什么公众对经济的感受可能与官方数据不一致,并分析这种悲观情绪可能如何影响总需求与就业。

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