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  2. Personal consumption expenditures price index - Wikipedia

    en.wikipedia.org/wiki/Personal_consumption...

    Through July 2018, inflation measured by PCE has averaged 3.3%, while it has averaged 3.8% using CPI. [3] This may be due to the failure of CPI to take into account the substitution effect . Alternatively, an unpublished report on this difference by the Bureau of Labor Statistics suggests that most of it is from different ways of calculating ...

  3. Consumer price index - Wikipedia

    en.wikipedia.org/wiki/Consumer_price_index

    A CPI is a statistical estimate constructed using the prices of a sample of representative items whose prices are collected periodically. Sub-indices and sub-sub-indices can be computed for different categories and sub-categories of goods and services, which are combined to produce the overall index with weights reflecting their shares in the total of the consumer expenditures covered by the ...

  4. Inflation - Wikipedia

    en.wikipedia.org/wiki/Inflation

    Inflation rates among members of the International Monetary Fund in April 2024 UK and US monthly inflation rates from January 1989 [1] [2] In economics, inflation is a general increase in the prices of goods and services in an economy. This is usually measured using a consumer price index (CPI).

  5. List of price index formulas - Wikipedia

    en.wikipedia.org/wiki/List_of_price_index_formulas

    [The formula does not make clear over what the summation is done. P C = 1 n ⋅ ∑ p t p 0 {\displaystyle P_{C}={\frac {1}{n}}\cdot \sum {\frac {p_{t}}{p_{0}}}} On 17 August 2012 the BBC Radio 4 program More or Less [ 3 ] noted that the Carli index, used in part in the British retail price index , has a built-in bias towards recording ...

  6. What is the Consumer Price Index (CPI) and why is it useful?

    www.aol.com/finance/consumer-price-index-cpi-why...

    Consumer Price Index for Americans 62 years of age and older (R-CPI-E): This index re-weights prices from the CPI-U data to track spending for households with at least one consumer age 62 or older.

  7. Cost-of-living index - Wikipedia

    en.wikipedia.org/wiki/Cost-of-living_index

    The United States Consumer Price Index (CPI) is a price index that is based on the idea of a cost-of-living index. The U.S. Department of Labor's Bureau of Labor Statistics (BLS) explains the differences: The CPI frequently is called a cost-of-living index, but it differs in important ways from a complete cost-of-living measure.

  8. Inflation: Consumer prices in May rose at slowest annual rate ...

    www.aol.com/finance/cpi-preview-inflation...

    The Consumer Price Index (CPI) revealed headline inflation rose 0.1% over last month and 4% over the prior year in May, a slowdown from April's 0.4% month-over-month increase and 4.9% annual gain.

  9. Chained volume series - Wikipedia

    en.wikipedia.org/wiki/Chained_volume_series

    A chained volume series is a series of economic data (such as GDP, GNP or similar kinds of data) from successive years, put in real (or constant, i.e. inflation- and deflation-adjusted) terms by computing the aggregate value of the measure (e.g. GDP or GNP) for each year using the prices of the preceding year, and then 'chain linking' the data together to obtain a time-series of figures from ...