Economies of scale frequently have limits, for example, passing the ideal plan point where costs per extra unit start to increment. Normal cutoff points incorporate surpassing the close by natural substance supply, like wood in the timber, mash and paper industry. A typical cutoff for a minimal expense for every unit weight items is immersing the local market, subsequently delivering item uneconomic distances. Different cutoff points incorporate utilizing energy less productively or having a higher imperfection rate