Converting a classic batch-and-queue production system to continuous flow with effective pull by the customer will double labor productivity all the way through the system (for direct, managerial, and technical workers, from raw materials to delivered product) while cutting production throughput times by 90 percent and reducing inventories in the system by 90 percent as well.

Lean Thinking: Banish Waste and Create Wealth in Your Corporation (ed. Simon and Schuster, 2010) - ISBN: 9781439135952