1. Luxembourg uses the euro as its currency. From 1999 to 2002, the Luxembourg franc remained in circulation but was officially a subdivision of the euro. 2. Luxembourg has been a member of the World Trade Organization since 1995 and the General Agreement on Tariffs and Trade since 1948 as a member state of the European Union. 3. Luxembourg is a small landlocked country bordered by Belgium, Germany, and France. It has one of the highest GDP per capita in the world and its economy relies heavily on banking, steel, and other industries.