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
History of Brazil since 1985 price freezes and ultimately a change in the national currency. During Sarney's presidency, Brazil had three currency units: the cruzeiro, the cruzado and the cruzado novo. Economic domestic troubles led to default on Brazil's international debt in 1988. This closed international financial markets for Brazil and its economic situation worsened. Despite the initial decrease, inflation returned higher than before the economic plans, reaching 84% a month in 1990. The government's inability to deal with inflation ultimately led parties that had led the political transition to lose the 1989 elections, the first elections under the new Constitution and the first presidential