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  2. Index (economics) - Wikipedia

    en.wikipedia.org/wiki/Index_(economics)

    Index numbers are used especially to compare business activity, the cost of living, and employment. They enable economists to reduce unwieldy business data into easily understood terms. In contrast to a cost-of-living index based on the true but unknown utility function, a superlative index number is an index number that can be calculated. [1]

  3. Indexation - Wikipedia

    en.wikipedia.org/wiki/Indexation

    Indexing tax brackets does not address this fundamental issue but it does effectively eliminate "bracket-creep". Indexation has been very important in high-inflation environments, and was known as monetary correction "correção monetária" in Brazil from 1964 to 1994. Some countries have cut back significantly in the use of indexation and cost ...

  4. Index (statistics) - Wikipedia

    en.wikipedia.org/wiki/Index_(statistics)

    In statistics and research design, an index is a composite statistic – a measure of changes in a representative group of individual data points, or in other words, a compound measure that aggregates multiple indicators. [1] [2] Indices – also known as indexes and composite indicators – summarize and rank specific observations. [2]

  5. List of price index formulas - Wikipedia

    en.wikipedia.org/wiki/List_of_price_index_formulas

    This index uses the arithmetic average of the current and based period quantities for weighting. It is considered a pseudo-superlative formula and is symmetric. [12] The use of the Marshall-Edgeworth index can be problematic in cases such as a comparison of the price level of a large country to a small one.

  6. What does it mean to index capital gains to inflation — and why was Trump considering it in the first place?

  7. Price index - Wikipedia

    en.wikipedia.org/wiki/Price_index

    A price index (plural: "price indices" or "price indexes") is a normalized average (typically a weighted average) of price relatives for a given class of goods or services in a given region, during a given interval of time.

  8. Direct Indexing: Definition and How It Works - AOL

    www.aol.com/news/direct-indexing-definition...

    Continue reading → The post Direct Indexing: Definition and How It Works appeared first on SmartAsset Blog. But there’s an alternative that offers several potential advantages to mutual fund ...

  9. 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 ...