西方经济学中关于边际收益的问题.
Banana Computer Company has fixedcosts of production of $100,000,while each unit costs $600 of labor and $400of materials and fuel.At a price of $3000,consumers would buy no Bananacomputers,but for each $10 reduction in price,sales of Banana computersincrease by 1000 units.Calculate marginal cost and marginal revenue for BananaComputer,and determine its monopoly price and quantity.