That must be a mistake, Denmark already IS a member of the European Union, but it's not a member of the Eurozone (countries that use Euro as an official currency). There is no optimistic prognosis for Denmark joining the Eurozone because it depends on public referendum.
the advantages are:1.trading among member states becomes easy.
The euro (€) is the official currency of 16 of the 27 member states of the European Union (EU). The states, known collectively as the Eurozone, are Austria, Belgium, Cyprus, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, Malta, the Netherlands, Portugal, Slovakia, Slovenia and Spain.
Finland is not in the eurozone. Sweden and Estonia are part of the eurozone and use the euro as their currency. Finland does not use the euro; instead, it uses the Finnish markka.
The Eurozone was created to make trades easier among Eurozone members and to give Eurozone nations an advantage while trading with other countries.
Italy is part of the European Monetary Union and Eurozone. As a Eurozone member its shared form of currency is the Euro (EUR). The Italian currency of the Lira (ITL) ended due to the Euro changeover in 1999.
Europe, Eurozone (European countries using the Euro as a common currency), NATO, UN.
The official currency of Eurozone is the Euro.
Slovenia is the country you are referring to and it is a member. It joined in 2004.
Its between poor and rich: Slovakia is a high-income advanced economy with one of the fastest growth rates in the EU. The country joined the European Union in 2004 and the Eurozone on January 1, 2009. Slovakia together with Slovenia are the only former Communist nations to be part of the European Union, Eurozone, Schengen Area and NATO simultaneously.
The European Union is composed of 27 sovereign Member States: Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, and the United Kingdom
Free movement between member countries; rationalization of large part of law, and proceeding; for "Eurozone" members, a common currency; massive reduction in the possibility of war between member countries, and more.