Currency of Uruguay moneda national" (peso national currency). The economy picked up after 1876 and the 1880s were a period of prosperity and expansion. Internal peace was achieved in 1884, and there was a heavy influx of foreign capital. The Reus Law of 1887 made it easy to establish new banks (the most important of which was Banco Nacional). While Uruguay's neighbors, Argentina and Brazil, were obliged to use inconvertible paper currency, Uruguay continued to use gold. By 1889 the flow of foreign capital was drying up, and the prices paid for Uruguay's exports were falling. Gold was leaving the country, and Banco
Currency union Currency union A currency union (also known as monetary union) involves two or more states sharing the same currency without them necessarily having any further integration (such as an economic and monetary union, which would have, in addition, a customs union and a single market). Three types of currency unions exist: The theory of the optimal currency area addresses the question of how to determine what geographical regions should share a currency in order to maximize economic efficiency. Note: Every customs and monetary union and economic and monetary union also has a currency union. Additionally the autonomous and dependent territories,