As in other countries, constructing accurate clothing price indices in the UK has been particularly difficult. Prior to 2010 the standard “matched model” sampling methodology was employed for clothing. This led to an implausibly large decline in the RPI clothing price index and an even...

The formula effect is the difference between the inflation rates given by the CPI and RPI caused solely by differences in statistical technique for first-stage aggregation. In the UK the formula effect suddenly widened in 2010 because of revisions to the collection of clothing price data. The...

The UK’s Retail Prices Index (RPI) was established in 1956 and updated regularly since then, and up until 2004 it was the country’s only general consumer prices index. In that year the UK version of the European Union’s Harmonised Index of Consumer Prices was renamed the Consumer Prices...

Expert statistical opinion in the UK is increasingly moving towards the position that the Economic Approach to consumer price indices does not provide a reliable guide to the choice of aggregation formula. In particular, it does not, contrary to the advice in the ILO’s Consumer Price Index...

Young adults with histories of foster care or juvenile justice custody experience poor outcomes across a number of domains, on average, relative to their peers. While government funding for services targeting these young people has increased in recent years, research on the effectiveness of such...