Currency pair euro has strengthened, or both. On the other hand, if the EUR/USD (or EURUSD) quote changes from 1.2500 to 1.2490 the euro has become relatively weaker than the dollar. The rules for formulating standard currency pair notations result from accepted priorities attributed to each currency. From its inception in 1999 and as stipulated by the European Central Bank, the euro has first precedence as a base currency. Therefore, all currency pairs involving it should use it as their base, listed first. For example, the US dollar and euro exchange rate is identified as EUR/USD. Although there is no standards-setting body
International status and usage of the euro considering making the euro a third official currency of the country to go along with the US dollar and the Balboa. In various countries the euro is accepted by some merchants albeit not being official currency there. Additionally sometimes it is used for pricing purposes even if the actual payments are made in the official currency (e.g., for real estate). The Swedish town of Höganäs has, since 1 January 2009, generally allowed shop payments in euros alongside the Swedish krona. Widespread usage, though unofficial, is also present in towns such as Haparanda, on the border with Finland. The euro is