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Integral action eliminates steady-state error.
FIFO Method
An inventory valuation method that assumes the first items placed in inventory are the first sold, standing for "First In, First Out."
Equivalent Units
A concept in cost accounting used to allocate costs to partially completed goods, expressing the amount of work done in terms of fully completed units.
Work in Process Inventory
Stocks of unfinished goods in the production process at a specific point in time. These goods will be transformed into finished goods ready for sale.
Weighted-Average Method
An inventory costing method that assigns an average cost to each unit on hand, calculated by dividing total cost of goods available for sale by total units available.
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