European Unit of Account European Unit of Account The European Unit of Account (EUA) was a unit of account used in the European Communities from 1975 to 1979, when it was replaced at parity by the European Currency Unit, in turn replaced at parity in 1999 by the euro. Initially it was used for Lomé Convention and European Investment Bank operations before being gradually introduced into other sectors of Community activity. The EUA was a basket of European currencies, originally designed to have the same value in mid-1974 as the IMF special drawing rights basket, both worth US$1.20635; they immediately moved apart in value.
Euro Currency Index Euro Currency Index (ECX, also EURX or EXY) was launched on 13 January 2006 by the New York Board of Trade (NYBOT) and calculated back to 2001. In 2007, the IntercontinentalExchange (ICE) based in Atlanta (USA) changed the name of the stock exchange in IntercontinentalExchange The index was a ratio that compared the value of the Euro by a currency basket of five currencies: US-Dollar (31.55 percent), British Pound (30.56 percent), Japanese Yen (18.91 percent), Swiss Franc (11.13 percent) and Swedish Krona (7.85 percent). The ECX was the geometrically weighted average compared to these currencies. The formula for the calculation