Macroeconomics › Section I · Inflation › Topic I.4

The real costs of inflation

People often say inflation makes everyone poorer, yet every price someone pays is a price someone else receives. The real costs of inflation come from what fails to keep up: wages that lag, loans fixed in dollars, taxes on paper gains, and price signals lost in the noise.

In this topic

  • If everything rose together
  • When wages lag behind prices
  • Expected and unexpected inflation
  • Winners and losers
  • Worked example: a fixed-rate car loan
  • Taxes on paper gains
  • Worked example: interest after tax and inflation
  • Blurred signals and wasted effort
  • Planning in the dark
  • Why aim for low inflation, not zero
  • Common mistakes to avoid
  • Key takeaways

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