Inflation Measurement and Price Indexes

Inflation measurement pages explain the indexes and adjustments used to track changes in purchasing power. These measures feed central-bank policy, wage contracts, inflation-linked securities, real-return analysis, and economic reporting.

Core references in this subtopic include the Consumer Price Index, Personal Consumption Expenditures Price Index, Producer Price Index, and core inflation.

In this section

• Consumer, Producer, and Commodity Price Indexes
  Inflation measurement terms for CPI, PPI, PCEPI, commodity price indexes, RPIX, and price levels.
  • 'Personal Consumption Expenditures Price Index: A Measure of Average Price
    The Personal Consumption Expenditures Price Index (PCEPI) is a U.S. indicator
  • 'Producer Price Index (PPI): A Measure of Price Pressure Earlier in the Supply
    Learn what the Producer Price Index measures, how it differs from CPI,
  • Commodity Price Index: Understanding Economic Indicators
    A comprehensive guide to Commodity Price Index, its types, significance,
  • Consumer Price Index: Measure of Inflation
    The Consumer Price Index (CPI) is a critical economic indicator that
  • Price Index: Tracking Relative Changes in Prices Over Time
    A comprehensive guide to understanding price indexes, their types, historical
  • Price Level: Significance in Economics and Investing
    An in-depth exploration of price level in economics, its measurement,
  • RPIX: Retail Price Index Excluding Mortgage Interest Payments
    A retail price index excluding mortgage interest payments, contrasted
• Headline, Core, and Cost-of-Living Inflation
  Inflation terms for headline inflation, core inflation, underlying inflation, and cost of living.
  • 'Underlying Rate of Inflation: The More Persistent Trend Beneath Headline Price
    Learn what the underlying rate of inflation is, how it differs from headline
  • Core Inflation: Essential Economic Indicator
    Core Inflation measures the rate of inflation excluding volatile items
  • Cost of Living: Definition, Calculation Methods, Index Components, and Examples
    An in-depth analysis of the cost of living, including definitions, how
  • Headline Inflation: Understanding the Broad Measure of Inflation
    Headline inflation is a measure of the total inflation within an economy,