RIO DE JANEIRO, BRAZIL - On a day of financial market optimism, the US currency closed at its lowest level in 52 days.
The US dollar closed at R$4.05 on Friday, December 27th, down R$0.017 (-0.42 percent). The currency is at its lowest level since November 5th, when it was sold at R$3.993.
The currency traded low throughout the session. The dollar accumulated a 4.5 percent . . .