Demand Rate, d or D
•When Demand INCREASES, Economic Order Quantity Increases
•When Demand DECREASES, Economic Order Quantity Decreases
●Holding Costs, H
•When Holding Costs INCREASE, Economic Order Quantity Decreases
•When Holding Costs DECREASE, Economic Order Quantity Increases
●Ordering or Setup Costs, S
•When Ordering or Setup Costs INCREASE, Economic Order Quantity Increases
•When Ordering or Setup Costs DECREASE, Economic Order Quantity Decreases