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
Relative currency strength You can use Relative currency strength for pattern trading as well, among basic patterns which can be used are: cross, trend break, trend follow,divergencies divergencies. Relative currency strength The Relative currency strength (RCS) is a technical indicator used in the technical analysis of forex market. It is intended to chart the current and historical strength or weakness of a currency based on the closing prices of a recent trading period. It is based on Relative Strength Index and mathematical decorrelation of 28 cross currency pairs. It shows relative strength momentum of selected major currency. (EUR, GBP, AUD, NZD, USD, CAD,