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A well-known purchasing power adjustment is the Geary–Khamis dollar (the GK dollar or international dollar). The World Bank's World Development Indicators 2005 estimated that in 2003, one Geary–Khamis dollar was equivalent to about 1.8 Chinese yuan by purchasing power parity [ 4 ] —considerably different from the nominal exchange rate.
A currency pair is the quotation of the relative value of a currency unit against the unit of another currency in the foreign exchange market.The currency that is used as the reference is called the counter currency, quote currency, or currency [1] and the currency that is quoted in relation is called the base currency or transaction currency.
Big Mac index, November 2022. The Big Mac Index is a price index published since 1986 by The Economist as an informal way of measuring the purchasing power parity (PPP) between two currencies and providing a test of the extent to which market exchange rates result in goods costing the same in different countries.
The market convention is to quote most exchange rates against the USD with the US dollar as the base currency (e.g. USDJPY, USDCAD, USDCHF). The exceptions are the British pound (GBP), Australian dollar (AUD), the New Zealand dollar (NZD) and the euro (EUR) where the USD is the counter currency (e.g. GBPUSD, AUDUSD, NZDUSD, EURUSD).
This is an alphabetical list of countries by past and projected Gross Domestic Product per capita, based on the Purchasing Power Parity (PPP) methodology, not on official exchange rates.
A country's gross domestic product (GDP) at purchasing power parity (PPP) per capita is the PPP value of all final goods and services produced within an economy in a given year, divided by the average (or mid-year) population for the same year.
For example, the purchasing power of the US dollar relative to that of the euro is the dollar price of a euro (dollars per euro) times the euro price of one unit of the market basket (euros/goods unit) divided by the dollar price of the market basket (dollars per goods unit), and hence is dimensionless. This is the exchange rate (expressed as ...
Sterling and many other currencies continued to appreciate against the dollar; sterling hit a 26-year high of £1 to US$2.1161 on 7 November 2007 as the dollar fell worldwide. [116] From mid-2003 to mid-2007, the pound/euro rate remained within a narrow range (€1.45 ± 5%).