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The review process for the items making up the inflation basket used to calculate the UK consumer price inflation indices and how and why the various items in the basket are chosen.
A research paper from the CMA
The 'shopping basket' of items making up the suite of consumer price inflation indices (CPI, CPIH, RPIJ & RPI) are reviewed every year. Some items are taken out of the basket, some are brought in, to reflect changes in the...
Price indices, percentage changes and weights for the different measures of consumer price inflation.
Price indices percentage changes and weights for the different measures of consumer price inflation.
Quick guide to the main rules covering how you compete, how you treat your customers and how you sell.
Comprehensive database of time series covering measures of inflation data for the UK including CPIH, CPI and RPI.
Paper from the CMA's Data, Technology and Analytics (DaTA) Unit, identifying potential harms to competition and consumers from the use of algorithms.
This article describes the principles that we will adopt and the processes that we will follow as movement restriction policies are eased, and once we are able to resume a field collection for consumer price statistics.
Research to modernise the measurement of consumer price inflation in the UK: fifth in a series of biannual articles to update users.
The CMA has responded to the Government's Green Paper: Modernising Consumer Markets.
A consultation on the modernisation of consumer credit legislation.
First published during the 2022 to 2024 Sunak Conservative government
Evaluation of the BIS impact assessment for the reform of the consumer credit regulatory framework.
Resources for individuals and organisations to use supporting a variety of safety awareness campaigns.
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