Plain-English definitions, reviewed by an independent investor

Inflation

Inflation is the rise in prices over time, quietly shrinking the buying power of cash.

Inflation is the rise in prices over time, quietly shrinking the buying power of cash.

Inflation ≈ % Change in a Price Index (e.g. CPI)

Why it matters

It is the silent tax on holding cash and fixed income.

Common confusion

Too little inflation can signal weak demand; too much erodes savings fast.

Definitions reviewed by the Investing Glossary editorial team.

Frequently Asked Questions

How to beat inflation?

Assets that grow — stocks, real estate — tend to outrun it over time.

Good inflation?

Modest inflation is normal; the trouble starts when it runs hot.

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