Future improvements

A commitment was made at the launch of the experimental Index of Services (IoS) in December 2000 to improve both the range and quality of the indicators used to measure the IoS and the services sector of GDP(O).

Industry reviews

In order to take forward the development of this work, an industry review programme has been set-up to tackle these issues.

The approach adopted has been to evaluate and improve where appropriate, the methodology on an industry-by-industry basis. Reports of the reviews, which describe in full the approach taken in reviewing the methodology and the reasons for any recommended changes, have been published here at the time the review recommendations are implemented.

Whilst the IoS is now a National Statistic, development will continue as part of the wider national accounts re-engineering. As noted when the experimental label was dropped in 2007, as part of the re-engineering of the National Accounts a short-term output estimates of GDP will be brought together into one integrated system. As well as producing the regular outputs, the system will also be a key provider of output and deflators for central systems in the National Accounts. The Office for National Statistics (ONS) will continue developing service sector data sources and methods as part of the wider methods  developments for re-engineering.

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Industry review reports

Full reports of the industry reviews are made available at the time the revised data are released. Each report contains the following:

  • examination of current methodology

  • evaluation of ideal methodology (from Eurostat guidance)

  • consultation within the Office for National Statistics (ONS) and with external experts

  • review of possible options

  • new methodology

The reports for the reviews carried out to date can be found in the industries reviewed table below.

Industries Reviewed

Implementation of Recommendations

Motor trade 213.1 Kb Pdf document

Blue Book 2002

Wholesale 188.8 Kb Pdf document

Blue Book 2002

Retail (excluding motor trade) 176.8 Kb Pdf document

Blue Book 2003

Hotels and restaurants 203 Kb Pdf document

Blue Book 2003

Land transport 206.1 Kb Pdf document

Blue Book 2004

Taxis 127 Kb Pdf document Blue Book 2009

Water transport 164.1 Kb Pdf document

Blue Book 2005

Air transport 251.6 Kb Pdf document

Blue Book 2006

Auxiliary and supporting transport services 183.5 Kb Pdf document

Blue Book 2005

Post and telecommunications 184.6 Kb Pdf document

Blue Book 2003

Financial Intermediation 456.8 Kb Pdf document

Blue Book 2006

Insurance and Pension Funding 361.8 Kb Pdf document

Blue Book 2006

Activities Auxiliary to Financial Intermediation 343.4 Kb Pdf document

Blue Book 2006

Real estate (pt 1)* 167.2 Kb Pdf document

Blue Book 2004

Real estate (pt 2)* 183.2 Kb Pdf document

Blue Book 2005

Real Estate Agency 99.5 Kb Pdf document Blue Book 2009

Renting 250.5 Kb Pdf document

Blue Book 2007

Computer services (pt 1) 185.7 Kb Pdf document

Blue Book 2003

Research and development 238 Kb Pdf document

Blue Book 2007

Business services (pt 1)* 190.3 Kb Pdf document

Blue Book 2003

Advertising 226.5 Kb Pdf document

Blue Book 2007

Public Administration and Defence (pt 1)* 38.1 Kb Pdf document

Blue Book 2004

Public Administration and Defence (pt 2)* 200.2 Kb Pdf document

Blue Book 2005

Education (pt 1)* 38.1 Kb Pdf document

Blue Book 2004

Education (pt 2)* 200.2 Kb Pdf document

Blue Book 2005

Health and social work (pt 1)* 38.1 Kb Pdf document

Blue Book 2004

Health and social work (pt 2)* 200.2 Kb Pdf document

Blue Book 2005

Sewage and refuse disposal 38.1 Kb Pdf document

Blue Book 2004

Membership Organisations 272.8 Kb Pdf document

Blue Book 2006

Recreation, culture and sport 59.8 Kb Pdf document

Blue Book 2004

Radio & Television 130.1 Kb Pdf document Blue Book 2009

Other service activities 302.1 Kb Pdf document

Blue Book 2006

Productivity adjustments 263.5 Kb Pdf document

Blue Book 2006

If you have any queries concerning the review programme please contact us by email at:

ios.enquiries@ons.gsi.gov.uk

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