This is an alphabetical list of countries by past and future Gross Domestic Product, based on the Purchasing Power Parity (PPP) methodology, not on official exchange rates.
This is an alphabetical list of countries by past. This is an alphabetical list of countries by future Gross Domestic Product. Past are based on the Purchasing Power Parity (PPP) methodology. This was not on official exchange rates. Future Gross Domestic Product are based on the Purchasing Power Parity (PPP) methodology. This was not on official exchange rates.