If the market price for a chair is $24 and the marginal cost for the chai is $7, the marginal revenue from the chair would be?if the market price for a chair is $24 and the marginal cost for the chair is $7, the marginal revenue from the chair would be $24. if product price is constant, marginal revenue is the same as price. [ as long as the price of a product is constant, price and marginal revenue are the same. ]