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 Library of Brazil that the legal deposit's aim is "to ensure the registration and custody of national intellectual production, to allow for the control, development and spreading of current Brazilian bibliography, and to defend and preserve national language and culture." Among the significant collections of the National Library of Brazil is the Teresa Cristina Maria photograph collection, which includes 21,742 photographs dating from the nineteenth century. These photographs were left to the Library by Emperor Pedro II in 1891. This collection has been inscribed on UNESCO's Memory of the World Programme Register in 2003 in recognition of its world significance and outstanding universal