Agilent Technologies: Establishing a New View of the Extended Supply Chain
"If a demand forecast is highly accurate, 90% and above, everybody executing to the plan will produce good results. But the challenge is not that everybody can't execute to a plan, it's that they need the ability to respond to changes due to the volatility. You may have forecasted a certain item but the actual order came in with a different configuration. If the whole supply chain had executed to the original plan, you now cannot fulfill the customer order. It is in these moments that one must quickly assess the situation and ask and answer the question of "now what happens?"