By Brennan Stark, Contributing Reporter
RIO DE JANEIRO, BRAZIL - The dollar gained 2.71 percent against a quickly weakening real Monday, leaving it with its largest appreciation since May 6th, 2010, when it rose 2.84 percent. The dollar is now the highest it has been against the real since July 21, 2010, when it reached R$1.784.
A continued environment of anxious risk aversion perpetuated by the Greek debt crisis, coupled with a slowdown in global . . .