Superintendents and administrators of adult correctional institutions and facilities, or their designees, may adopt procedures for the sale of products and services on the open market. The prices for products sold on the open market may be established at levels sufficient to recover the cost of production, including the cost of materials used and the value of depreciation of equipment used to produce the products. The prices for services sold on the open market may be established at levels sufficient to recover the cost of performing the service.