#index_number__indexnumber__index__indicant__indicator  a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time
  supertype:  fact.info  a statement or assertion of verified information about something that is the case or has happened; "he supported his argument with an impressive array of facts"
  subtype:  business_index  a statistical compilation that provides a context for economic or financial conditions; "this business index is computed relative to the base year of 1995"
  subtype:  leading_indicator__leadingindicator  one of 11 indicators for different sections of the economy; used by the Department of Commerce to predict economic trends in the near future
  subtype:  price_index__priceindex__price_level__pricelevel  an index that traces the relative changes in the price of an individual good (or a market basket of goods) over time
     subtype:  retail_price_index  an index of changes in retail prices
     subtype:  producer_price_index__wholesale_price_index__wholesalepriceindex  an index of changes in wholesale prices
     subtype:  consumer_price_index__CPI__cost-of-living_index  an index of the cost of all goods and services to a typical consumer
  subtype:  short_account__shortaccount  the aggregate of short sales on an open market
  subtype:  stock_index__stockindex__stock_market_index  index based on a statistical compilation of the share prices of a number of representative stocks
     subtype:  Dow_Jones__Dow-Jones_Industrial_Average  an indicator of stock market prices; based on the share values of 30 leading companies listed on the New York Stock Exchange
     subtype:  Standard_and_Poor's_Index__Standard_and_Poor's  a broadly based stock market index

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