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Inflation Gaps, Rates, and Spirals

Inflation-rate, gap, and spiral terms used in macro-policy and real-return analysis.

Inflation Gaps, Rates, and Spirals covers inflation, disinflation, deflation, price indexes, purchasing power, indexation, real-versus-nominal measures, and inflation expectations used in finance.

Use these pages when price changes affect interest rates, real returns, margins, wages, pensions, contracts, purchasing power, valuation inputs, or monetary-policy expectations. It sits inside Inflation Types, Causes, and Dynamics, so readers can move up when the broader economics context matters.

This landing page points readers toward Hidden Inflation, Inflation Rate, Inflationary Gap, Inflationary Spiral, and Repressed Inflation. Choose the narrower page when the term changes the evidence source, calculation, institution, market convention, risk exposure, or decision being made.

What This Branch Covers

AreaUse it for
Hidden InflationHidden inflation occurs when price pressure is masked by controls, shortages, quality changes, or delayed price adjustments.
Inflation RateThe inflation rate is the pace at which the general price level rises over a measured period.
Inflationary GapAn inflationary gap occurs when actual output exceeds potential output, creating upward pressure on prices.
Inflationary SpiralAn inflationary spiral refers to an episode of inflation in which price increases occur at an increasing rate, and currency rapidly loses value.
Repressed InflationRepressed inflation exists when price controls or rationing suppress visible price increases while excess demand remains.

What to Check

  • Price index, basket, base year, or deflator.
  • Headline, core, expected, realized, real, or nominal measure.
  • Seasonal adjustment and release date.
  • Contract, cash flow, wage, rate, or valuation input being adjusted.
  • Jurisdiction and statistical agency.

Common Mistakes

  • Using inflation and price level interchangeably.
  • Mixing nominal and real rates or cash flows.
  • Comparing indexes with different baskets or base years.
  • Treating a one-month price move as a long-term inflation conclusion without context.

Inflation terms are educational and do not provide tax, investment, retirement, or cost-of-living advice.

In this section

Choose a subsection first. Deeper term pages live inside each subsection, which keeps large topic hubs readable.

Hidden Inflation

Hidden inflation occurs when price pressure is masked by controls, shortages, quality changes, or delayed price adjustments.

Inflation Rate

The inflation rate is the pace at which the general price level rises over a measured period.

Inflationary Gap

An inflationary gap occurs when actual output exceeds potential output, creating upward pressure on prices.

Inflationary Spiral

An inflationary spiral refers to an episode of inflation in which price increases occur at an increasing rate, and currency rapidly loses value.

Repressed Inflation

Repressed inflation exists when price controls or rationing suppress visible price increases while excess demand remains.

Revised on Sunday, June 21, 2026