IT Project management Basic Principles of cost management (8) Learning curve theory(学习曲线理论) a theory that states that when many items are produced repetitively, the unit cost of those Items normally decreases in a regular pattern as more units are produced Cost ■Ilme... Project Cost Management 8Project Cost Management 18 Basic Principles of Cost Management (8) ◼ Learning curve theory（学习曲线理论） ◼ A theory that states that when many items are produced repetitively, the unit cost of those items normally decreases in a regular pattern as more units are produced ◼ Cost.. ◼ Time… IT Project Management