The book states that even if all flow units moving through a system never wait in a buffer $($i$.$e$.,$ the flow time $=$ the theoretical flow time$),$ there is still inventory in the system according to LIttle's Law. Little's Law says: I $=$ R x Tth

The book refers to this inventory that is in the system when the flow time $=$ the theoretical flow time as:

Group of answer choices

Inventory

theoretical inventory

Economic inventory

Decoupling Inventory