uctsubsystem includes the sub-subsystem drive rigin addition to the
tasks shown.
The purpose of future roundtable workshops will be to evaluate the
impact of changes at one link on subsystems in other links. For exam-
ple, the retailer could pay more for shipments that had a higher per-
centage of inedible items removed by the packer because the value of
product discarded at retail is about four times what it is at the packer.
Examples of Visual Models 279FIGURE 14.4The truckersystem from Figure 14.1 expanded to show tasks and the
sub-subsystem drive rigwith its own tasks.