Other constraints will similarly required their own set of parameters. Feasibilizing the short term is a double. Feasibilizing the short and long term is a triple. Just doing these two steps does as much to improve customer service as carrying more inventory. But neither insures profitability.
Scheduling has a direct affect on costs.
Setup costs B lock operating equipment means changing it over when switching from one product to another. Lost capacity is a hidden cost especially if more is needed and it is contracted or additional capital is spent to achieve it. Besides loosing capacity, every setup incrementally adds costs. The fastest growing cost area is the disposal cost of the solvents used for cleaning the equipment. These are significant factors to the process industry.