单选题 A monopolist will expand production until MR=MC and charge a price determined by the:
【正确答案】 A
【答案解析】[解析] 如图所示,垄断厂商在根据MR=MC的利润最大化条件确定产量Q 0 后,其向消费者收取的价格取决于需求曲线d,即Q 0 所对应的P 0