It is extremely common in all industry that is designed to supply merchantable goods for the market.

It is, in fact, the most ordinary and ubiquitous of all expedients in business enterprise that has to do with supplying the market, being always present in the businessman's necessary calculations; being not only a usual and convenient recourse but quite indispensable as an habitual measure of business sagacity.

So that no personal blame can attach to its employment by any given businessman or business concern.

It is only when measures of this nature are resorted to by employees, to gain some end of their own, that such conduct becomes (technically) reprehensible.
Any businesslike management of industry is carried on for gain, which is to be got only on condition of meeting the terms of the market.

The price system under which industrial business is carried on will not tolerate production in excess of the market demand, or without due regard to the expenses of production as determined by the market on the side of the supplies required.