However, once either high volume or high density is achieved, the opportunities for further reductions in average unit costs by increases in either volume or density are minimal.
In some cases this increasing volume may even increase unit costs as new facilities must be built.
mnli hypothesis: In some cases this increasing volume may even increase unit costs as new facilities must be built. premise: However, once either high volume or high density is achieved, the opportunities for further reductions in average unit costs by increases in either volume or density are minimal.