Extensive multilingualism is one of the most important and fundamental principles of the European Union. However, a large number of official languages (currently 23) hinders communication and imposes substantial financial and legal costs. We address the merits of multilingualism and formulate an...

The European Union has recently expanded from 15 to 25 countries. In line with this enlargement, the list of official EU languages has grown from 11 to 20. Currently, the EU extends equal treatment to all member countries’ official languages by providing translations for documents and...