I derive the polar representation of Fieller's estimation of confidence sets for ratios and construct a polar plot of the test statistics for all angles associated with the ratios. This procedure helps in visualizing and clarifying, but also systematizing, the features of the Fieller solution....

We explore the implications of having a divided society where group leaders have motives for aggression towards other groups but where entrepreneurs have a desire for cooperation and peace. We assert that it is members of the elites who start conflicts and wage wars while the entrepreneurs...