The National Statistician is currently consulting on proposed changes to the way in which the Retail Price Index (RPI) is calculated. The consultation ends on 14 November. The detailed consultation document can be found at: http://www.ons.gov.uk/ons/about-ons/ user-engagement/consultations-and-surveys/national-statistician-s-consultation-on-optionsfor- improving-the-retail-prices-index/index.html