.SystemDynamics.IndustrialDynamics.Inventory.InventoryForresterStep .SystemDynamics.IndustrialDynamics.Inventory.InventoryForresterStepThe fourth simulation involves a step in the incoming orders:
RRR(t) = RRRini + if time > 10 then RRRoffset else 0;
Simulate the model across 90 weeks, and plot on one graph the incoming orders and the production flow in the factory and on a second graph the levels of goods in retail, distribution, and the factory as functions of time:
