There is greater price transparency and lower inflation, greater competition between Eurozone companies. Financial market merging and a stronger euro are also occurring. Finally, there will be a decline in interest rates, a consequence of the aforementioned, more stable currency facilitating economic growth and lower inflation. The euro makes notable differences and helps equalize prices across borders. In conclusion, we can say that the euro as a single currency has other advantages, such as: lower transaction costs resulting from exchange, the elimination of uncertainty resulting from exchange and, on the other hand, encouraging people to travel and buy in other countries. Villages. The Euro, the single currency of the member states of the European Union, represents a significant change in the economic context. Although some of its member countries do not function as they should, examples include countries such as Spain and Greece. Elsewhere, we can lead by example, like Germany using the euro and how it is prospering. Works