The process of European integration and especially the introduction of the euro as the single currency for up to now 12 member countries of the EU in 1999 may alter the existing clear currency hierarchy. The euro area is comparable in size to the US with respect to GDP and even exceeds the US...

The paper evaluates the present and future international currency status of the US dollar, the euro and the yen. In section two the functions, benefits, and costs of a leading international currency are discussed. In section three key determinants for the continuous dominance of the US dollar...