[1] The index is weighted using data provided by the Bank for International Settlements (BIS) on total foreign exchange (FX) trading volume.
[3] The index was developed by Stephen Bernard and Vincent Cignarella, at the time members of the news team for Dow Jones, the Wall Street Journal and DJ FX Trader, a joint product of Dow Jones & Co.[4] and The Wall Street Journal.
[6] The triennial foreign exchange turnover survey published by the BIS provides the basis for weighting the WSJ Dollar Index.
The 16 currencies used in the index accounted for 80% of the $5.3 trillion daily trading in global foreign exchange markets.
Combined the seven currency pairs accounted for more than two-thirds of daily global foreign exchange trading volume at the time the index was initially launched.