Publication title: CPI and RPI Basket of Goods and Services
Department: Office for National Statistics The 'shopping basket' of items making up the Consumer Prices Index (CPI) and Retail Prices Index (RPI) are reviewed every year. Some items are taken out of the basket, some are brought in, to reflect changes in the market and to make sure the CPI and RPI are up to date and representative of consumer spending patterns. This article describes the review process and explains how and why the various items in the CPI and RPI baskets are chosen.
Publication title: CPI and RPI Index: Updating Weights
Department: Office for National Statistics The Consumer Prices Index (CPI) and the Retail Prices Index (RPI) measure the changes from month to month in the cost of a representative 'basket' of goods and services bought by consumers within the UK. This involves weighting together price changes in the indices according to household spending patterns for different categories of goods and services so that each takes its appropriate share. At the beginning of each year the weights used to compile both the CPI and RPI are updated using the latest available information on household spending.
Publication title: Modelling a Back Series for the Consumer Price Index
Department: Office for National Statistics The release includes an article which presents a method used to estimate a CPI series back to 1950. In addition the estimated series are provided at the all-items and two-digit CPI levels.
Department: Office for National Statistics Contains price indices, percentage changes and weights for the Consumer Prices Index (CPI), Retail Prices Index (RPI) and the components that make up these indices. Internationally, the CPI is known as the Harmonised Index of Consumer Prices (HICP)
Publication title: Consumer Price Indices - Technical Manual
Department: Office for National Statistics Covers the concepts underpinning the indices, differences between CPI and RPI, the methodologies used, collection and validation of prices, calculation of weights, and publication and usage of the different indices.
Publication title: Estimated Effect of the Budget on Consumer Prices Index and Retail Prices Index
Department: Office for National Statistics The purpose of this article is to give the estimated effects on the Consumer Prices Index and Retail Prices Index resulting from duty and taxation changes announced in the Budget.
This article is simply a helpful guide to users of the CPI and RPI. The Office for National Statistics (ONS) accepts no liability whatsoever for losses of any kind arising as a result of reliance on this note.
Summary: The Producer Price Index (PPI) measures the price changes of goods bought and sold by UK manufacturers. The Services Producer Price Index (SPPI) measures the price changes of services provided by UK businesses to other businesses and government. The SPPI is an experimental index.
Publication title: Regional Consumer Price Levels
Department: Office for National Statistics Gives ONS' estimates of the relative differences in consumer prices between regions.