Wiktionary
natural price
n. (context economics English) A price for a good or service that is equal to the cost of production.
Usage examples of "natural price".
By letting the dollar float until the world price of gold in terms of dollars settled down, we have determined what could be called the natural price.
He saw that living would likely mean the loss of his leg and all that that implied-and had accepted that as the natural price of his decision.