Unit of account L.S.D units in ratio 240:12:1. The Florentine gold florin, the French franc and the electoral rheingulden all became pounds (240 denari) of account. Units of account would often survive over 100 years despite the original coins changing composition and availability (e.g. the Castilian maravedi). A modern unit of account is the European Currency Unit, used in the European Union from 1979 to 1998; its replacement in 1999, the Euro, was also just a unit of account until the introduction of notes and coins in 2002. Unit of account is the main way of calculating a carrier or ship owner's liability
Croatia and the euro Croatia and the euro Croatia's currency, the kuna, has used the euro (and prior to that one of the euro's major predecessors, the German mark or Deutschmark) as its main reference since its creation in 1994, and a long-held policy of the Croatian National Bank has been to keep the kuna's exchange rate with the euro within a relatively stable range. Croatia's EU membership obliges it to eventually join the eurozone, as such the country plans to join the European Monetary System, the pathway to euro adoption. Prior to Croatian entry to the EU on 1 July 2013, Boris Vujčić,