1.  Companies and investors protect expected foreign currency income by hedging, or securing future currency transactions at rates determined in advance.

2.  Then, compare the yield with the expected currency trend.

3.  Alberto Bernal, an IDEAGlobal analyst, expressed concern that the expected dual currency system might produce uncontrolled devaluation and runaway inflation.

4.  In other words foreign currency cash-flow obligations are not mapped out, and are not compared to expected foreign currency cash in-flow.