Impact of Blue Book 2023 changes on gross domestic product

Release date: 1 September 2023 9:30am


Impact of methodological and data improvements on current price and chain volume measure of quarterly gross domestic product (GDP), 1997 to 2021. Includes indicative annual impacts on the services, production, and construction sectors.



Contact details


Niamh McAuley



+44 1633 455354

Changes to this release date

  1. Previous date

    30 August 2023 9:30am

    Reason for change

    This release date has been changed to allow for quality assurance of the content. We apologise for any inconvenience caused.

About the data

Accredited Official Statistics

These are accredited official statistics. They have been independently reviewed by the Office for Statistics Regulation (OSR) and found to comply with the standards of trustworthiness, quality and value in the Code of Practice for Statistics. This broadly means that the statistics:

  • meet user needs
  • are presented clearly and accessibly
  • are produced using appropriate data and sound methods
  • are managed impartially and objectively in the public interest