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

Inflation declines slightly to 10.2% in July 2022 as energy prices slow in most OECD countries

6 Sep 2022 – Year-on-year inflation in the OECD as measured by the Consumer Price Index (CPI) decreased slightly to 10.2% in July 2022 (Figure 1), from 10.3% in June 2022. This development reflects the first decline in inflation since November 2020. While year-on-year inflation fell between June and July 2022 by at least 0.5 percentage points in Canada, Greece, Luxembourg and the United States, the number of countries registering double-digit inflation increased from 13 to 15. 


Behind the numbers

Statistical references

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