Prices and purchasing power parities (PPP)

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  • Inflation or Consumer price Index (CPI)?

    Inflation is a rise in the general level of prices of goods and services that households acquire for the purpose of consumption in an economy over a period of time.

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  • What are PPPs?

    PPPs are the rates of currency conversion that equalize the purchasing power of different currencies by eliminating the differences in price levels between countries. In their simplest form, PPPs are simply price relatives that show the ratio of the prices in national currencies of the same good or service in different countries.

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  • Methodological Guide for Developing Producer Price Indices for Services (SPPI)

    This second edition of the SPPI Guide is a complement to the International Producer Price Index Manual published by the IMF in 2004 in two ways: it focuses on service-specific aspects in the PPI compilation by developing further the conceptual framework and it adds detailed descriptions of PPI measurement for a wide range of individual service industries.

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What's new

OECD headline inflation edges up to 6.0% in December 2023

7 Feb 2024 – Year-on-year inflation in the OECD, as measured by the Consumer Price Index (CPI), increased from 5.8% in November to 6.0% in December 2023, after three consecutive months of decreases. Increases were recorded in 14 OECD countries, while inflation declined in 21 countries and was stable in the remaining 3 countries. Inflation was below 10% in all countries except Türkiye.  


Behind the numbers

Statistical references

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