Discover the Retail Price Index's unique role and differences from CPI. Learn how RPI affects wage negotiations, inflation, and the cost of living in the U.K.

The retail price index and consumer price index were the farthest apart they have been for five years in last month’s inflation figures, prompting debate that legislation could level the playing field ...

The Office for National Statistics calculates CPI, RPI and CPIH each month. What are they and what do they reveal about UK inflation?

Investment consultants and the Pensions and Lifetime Savings Association welcomed clarity over the future use of the retail price index to calculate U.K pension benefits and liabilities, but warned ...

LONDON (Reuters) - Britain's official statistics place too much weight on a standard European Union inflation measure at the expense of a national index more suited to wage negotiations, experts said ...

Britain will not bring the Retail Prices Index (RPI) measure of inflation in line with the typically lower Consumer Prices Index before 2030.

Soft drinks manufacturer Britvic is the latest business to attempt to switch the basis for its defined benefit pension increases from the retail price index to the consumer price index, with other ...

UK inflation jumped in December with the Consumer Prices Index (CPI) rising to 3.7%, up from 3.3% in November. Retail Prices Index (RPI) inflation - which includes mortgage interest payments - rose to ...