part b- calculating rate of inflation CPI

• how is CPI calculated?

  similar way to RPI but 3 differences
• what isn't measured in CPI?

  Council tax,

  mortgage interest payments
• a larger sample of population used for CPI
• what is the difference between CPI and RPI?

  CPI little lower than RPI- exception is when I.R very low
• What trend does CPI follow?

  Long-term trend
• what is CPI?

  official measure of inflation in the UK
• how is CPI used for international comparisons?

  many other countries collect data on inflation in a similar way to CPI