Paper I · 10 Data Analysis · 10.1 Basic statistics and growth rates

10.1.3 Growth rates: percentage change, CAGR and index numbers

Growth is always measured against the earlier value: one period gives a percentage change, several periods give a compound annual growth rate (CAGR), and an index number turns any series into "base year = 100".

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Key terms

  • growth rate
  • percentage change
  • percentage points
  • year-on-year
  • successive growth
  • CAGR
  • compound annual growth rate
  • average annual growth
  • rule of 72
  • index number
  • base year
  • rebasing
  • price relative
  • weighted index
  • deflating
  • real growth
  • nominal growth
  • contribution to growth

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Common trapsFoundation
  5. Quick revisionFoundation

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