Browse Economics

Headline, Core, and Cost-of-Living Inflation

Inflation terms for headline inflation, core inflation, underlying inflation, and cost of living.

Headline, Core, and Cost-of-Living Inflation 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 Measurement and Price Indexes, so readers can move up when the broader economics context matters.

This landing page points readers toward Core Inflation, Cost of Living, Headline Inflation, and Underlying Rate of 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
Core InflationInflation measure that excludes volatile items such as food and energy to show underlying price trends.
Cost of LivingCost of living is the amount required to pay for basic expenses in a location or period, often compared through price indexes.
Headline InflationInflation measure covering the full consumer price basket, including volatile food and energy components.
Underlying Rate of InflationThe underlying rate of inflation estimates the persistent inflation trend after removing temporary or volatile price movements.

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.

Core Inflation

Inflation measure that excludes volatile items such as food and energy to show underlying price trends.

Cost of Living

Cost of living is the amount required to pay for basic expenses in a location or period, often compared through price indexes.

Headline Inflation

Inflation measure covering the full consumer price basket, including volatile food and energy components.

Underlying Rate of Inflation

The underlying rate of inflation estimates the persistent inflation trend after removing temporary or volatile price movements.

Revised on Sunday, June 21, 2026