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Calculating CPI

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This article is part of the EconHelp Tutoring Wiki



Five steps to calculating CPI

  1. Determine the basket
  2. Find the prices
  3. Compute the basket's cost
  4. Choose a base year and compute the index
    • CPI=Price of basket of goods or services in one yearbase year×100
  5. Compute the inflation rate
    • Inflation=CPI in year 2  CPI in year 1CPI in year 1×100

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