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基本的经济学理论经常做一个“完整信息”的假设,即买卖双方对市场上的产品或服务的价格和质量都有全面的了解。当然现实世界里的信息从来都不是“完整”的,医疗行业也如同很多其
Basic economic theory often makes a “complete message” assumption that buyers and sellers have a thorough understanding of the price and quality of the products or services on the market. Of course, the information in the real world is never “complete ”, the medical industry is also like many