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  2. Wholesale price index - Wikipedia

    en.wikipedia.org/wiki/Wholesale_price_index

    The wholesale price index (WPI) is the price of a representative basket of wholesale goods. The WPI is published by the Economic Adviser in the Ministry of Commerce and Industry . The Wholesale Price Index focuses on the price of goods traded between corporations, rather than the goods bought by consumers, which is measured by the Consumer ...

  3. U.S. Producer Price Index - Wikipedia

    en.wikipedia.org/wiki/U.S._Producer_Price_Index

    US producer price index 2005-2022. The Producer Price Index (PPI) is the official measure of producer prices in the economy of the United States. It measures average changes in prices received by domestic producers for their output. The PPI was known as the Wholesale Price Index, or WPI, up to 1978.

  4. 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) ...

  5. Imperfect competition - Wikipedia

    en.wikipedia.org/wiki/Imperfect_competition

    The Herfindahl Index provides a measure of firm concentration within a market and is the sum of the squared market shares of all the firms in the market (Herfindahl Index = (S i) 2, where S i = market share of firm i) .

  6. List of most expensive paintings - Wikipedia

    en.wikipedia.org/wiki/List_of_most_expensive...

    The actual purchase price was not disclosed, because of a confidentiality agreement attached to the private sale. [7] Another example is a 2019 sale of The Seated Zouave by Vincent van Gogh. According to some sources, the painting had been sold by Argentine art collector Nelly Arrieta de Blaquier for $300 million, [ 10 ] but the price was not ...

  7. MIT Billion Prices project - Wikipedia

    en.wikipedia.org/wiki/MIT_Billion_Prices_project

    In 2007, the BPP initiated Inflación Verdadera, a project that provided a daily inflation gauge for Argentina, serving as an alternative to the official consumer price index which was manipulated by the government during 2007-2016. Within the same framework, in May 2017 the BPP began experimenting with crowd-sourcing and mobile technologies to ...

  8. Hedonic index - Wikipedia

    en.wikipedia.org/wiki/Hedonic_index

    A hedonic index is any price index which uses information from hedonic regression, which describes how product price could be explained by the product's characteristics.. Hedonic price indexes have proved to be very useful when applied to calculate price indices for information and communication products (e.g. personal computers) and housing, [1] because they can successfully mitigate problems ...

  9. Retail Price Index - Wikipedia

    en.wikipedia.org/wiki/Retail_Price_Index

    In the United Kingdom, the Retail Prices Index or Retail Price Index [1] (RPI) is a measure of inflation published monthly by the Office for National Statistics. It measures the change in the cost of a representative sample of retail goods and services .