It also stimulates production of IGF-1. GH is used as a prescription drug in medicine to treat children's growth disorders and adult growth hormone deficiency. In the United States, it is only available legally from pharmacies, by prescription from a doctor.
Marginal cost is the change in total cost when another unit is produced; average cost is the total cost divided by the number of goods produced. Distinguish between marginal and average costs. The marginal cost is the cost of producing one more unit of a good.
Average total cost (ATC) is the sum of the average variable cost and average fixed cost. ThereÂ­fore, as output increases and average fixed cost becomes smaller and smaller, the vertical distance between the average total cost curve (ATC) and average variable cost curve (AVC) goes on declinÂ­ing.