ESTIMATION METHOD OF PRELIMINARY QUARTERLY GDP (QE)(The 4th Edition)

January 2005

Dept. of National Accounts
Economic and Social Research Institute
Cabinet Office

CONTENTS(PDF:464KB)PDF

  1. Concept of the estimation method of preliminary quarterly GDP (QE) (disclosed in August 2002)
  2. Summary of the estimation method of preliminary quarterly GDP (QE)
    1. Method of estimating nominal value per demand component
    2. Method of converting into real values
    3. Published items
    4. Other characteristics
    5. Other characteristics
    6. New QE method: Covered period and related remarks
  3. Method of supply-side estimation
  4. Method of estimating nominal value per demand component
    1. Private final consumption expenditure
    2. Private housing investment
    3. Private non-residential investment
    4. Private inventory increase
    5. Government final consumption expenditure
    6. Public fixed capital formation
    7. Public fixed capital formation
    8. Exports and imports
  5. Method of estimating nominal value per demand component
  6. Method of estimating nominal value per demand component
  7. Method of seasonal adjustment
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Reference materials(PDF:266KB)PDF

  • Reference 1. Concept chart of supply-side estimates (prepared in January 2004
  • Reference 2. Allocation ratio for each demand component (90 categories, including subcategories; 2003)(prepared in January 2005)
  • Reference 3. Value of weight k (prepared in August 2002)
  • Reference 4. Regression formula for estimating private inventory increase(prepared in August 2002)
  • Reference 5. List of ARIMA models used for seasonal adjustment
  • Reference 6. Integration of demand-side and supply-side estimates: Concepts(prepared in August 2002)
  • Reference 7. Main source statistics used for QE estimates (prepared in January 2005)
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