ABSTRACT
Those who become engaged in a course of decision-making soon become aware that each decision is conditioned not only by the concrete situation in which it is taken but also by the sequence of past decisions; and that their new decisions in their turn will influence future decisions not only by their effect on the history of event but also by the precedents which they set and the changes which they make in the way decision-makers in the future will see, interpret and respond to event….
