3 Indian & AP Economy and Planning · 3.4.3 Inflation and price indices

3.4.3.4 Price indices: WPI, PPI and the CPI family – compilers, weights and base years

India has several price indices: CPI (NSO) for consumers, CPI-IW and CPI-AL/RL (Labour Bureau) for workers, WPI (Office of the Economic Adviser) for wholesale goods, and a new Producer Price Index; the base years were reset in 2026.

  • APPSC Group 1
  • Advanced level
  • 6 min read
  • Full course

Key terms

  • WPI
  • PPI
  • CPI-IW
  • CPI-AL
  • CPI-RL
  • CPI Combined
  • base year
  • weights
  • Labour Bureau
  • Office of the Economic Adviser
  • GDP deflator

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Mains writingMains writing
  5. Common trapsFoundation
  6. Quick revisionFoundation

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