Macroeconomics › Section I · Inflation › Topic I.5

Indexing and its limits

If inflation hurts mainly because some payments fail to keep up, one fix is obvious: tie those payments to a price index. Indexing protects tens of millions of Americans, from retirees to bondholders, but it is always partial, it works with a lag, and it can make inflation harder to stop.

In this topic

  • What indexing means
  • Indexing in private contracts
  • Adjustable-rate loans
  • Social Security and its COLA
  • Worked example: calculating the 2027 COLA
  • Indexing in the tax system
  • Inflation-protected bonds
  • Worked example: TIPS against an ordinary bond
  • The limits of indexing
  • Can indexing keep inflation going?
  • Common mistakes to avoid
  • Key takeaways

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