Currency War of 2009–11 dollar, with Goldman Sachs saying the real is the most over valued currency in the world. In October 2010, Brazil began increasing her capital controls, doubling a tax on foreign purchases of fixed-income assets to 4 percent so as to curb the real's appreciation to a two-year. On 18 October, Brazil sought to curb the real's gains by raising taxed capital inflow on fixed-income assets by 2% to 6% and taxed inflows for margin deposits on futures to 6% from 0.38%. Chile said it would implement capital controls to curb gains in the Chilean peso, which had strengthened the most
National Observatory (Brazil) National Observatory (Brazil) The National Observatory (Portuguese: "Observatório Nacional" or "ON")) is an institution localized in Rio de Janeiro, Brazil. Founded by Pedro I on October 15, 1827, it is one of the oldest scientific institutions in the country. Its initial purpose was to guide the geographic studies of Brazil and teaching navigation. The institute is responsible for the Brazilian Official Time and performs various researches and studies in Astronomy, Astrophysics and Geophysics. It offers post-graduate courses leading masters and doctorate degree. There has been astronomical observation in Brazil since the colonial times. According to Father Serafim Leite, the Jesuits