摘要 : A monopolist charges the same price for differentiated products when high quality products are likely to be assigned to low valuation consumers. The argument explains the use of "unpriced quality' for concert tickets, movie theate... 展开 A monopolist charges the same price for differentiated products when high quality products are likely to be assigned to low valuation consumers. The argument explains the use of "unpriced quality' for concert tickets, movie theaters, and elsewhere. 收起