Opinion is divided on whether it is better to have a single world   money or variable exchange rates.  Pope, Selten and von Hagen (2003)   propose that fresh light would be shed via an analysis that allows   for seven complexity impacts on the exchange rate that are   underplayed...

The prior paper in this sequel, Pope (2009) introduced the concept of a nominalist heuristic, defined as a focus on prominent numbers, indices or ratios. In this paper the concept is used to show three things in how scientists and practitioners analyse and evaluate to decide (conclude). First,...