In terms of gross domestic product (GDP) expressed in purchasing power parities , the United States was the largest economy in 2006, with 19.7% of world GDP, followed by the euro area with 14.3%.
Maidir le holltáirgeacht intíre (OTI) a léirítear ar bhonn paireachta cumhachta ceannaigh, ba iad na Stáit Aontaithe an geilleagar ba mhó i 2006, le 19.7% de OTI an domhain, agus ina ndiaidh aniar bhí limistéar an euro le 14.3%.