In services, once the aggregate staffing level is determined, the focus is on short-term
workforce and customer scheduling.
Because the world is becoming more highly interconnected, the proximity of an
important supplier’s plants is not crucial in supporting lean production methods.
A doctor completes a surgical procedure on a patient without error. The patient dies
anyway. In operations management terms, we could refer to this doctor as being
efficient but not effective.
According to the theory of constraints, a capacity-constrained resource (CCR) is one