Topic / economics
Inflation
Prices, purchasing power and the forces changing the cost of living.
Core exam brief
Know the idea before you use the evidence.
Definition
Inflation is a sustained rise in the general price level, reducing the purchasing power of money.
Chain of analysis
Higher aggregate demand or rising production costs can push the price level up; the effect depends on spare capacity and expectations.
Evaluation trigger
Distinguish demand-pull from cost-push inflation and consider whether the change is temporary, broad-based and persistent.
Latest verified coverage
30 Sept 2026 · United States
U.S. consumer spending rose 0.9% in August as PCE inflation reached 3.4%
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Analysis and example bank



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