perpetual inventory:
"The book inventory calculated as a result of all issue, receipt and adjustment transactions, as opposed to verification by physical count. "

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Definitions of terms related to perpetual inventory:

• Annual physical inventory
• Base inventory level
• negative inventory
• p chart
• parts per million (PPM)
• physical inventory
• supply chain inventory visibility (SCIV)
• Target inventory level
• wall-to-wall inventory
• work in process (WIP)
• Work in progress
• zero inventory