Social marginal cost — the cost of producing an additional unit of the resource that is borne by society at large. Generally includes private marginal costs plus external marginal costs.

社会边际成本——每增加一单位的资源使得社会收益增大的生产成本。总体包括个人边际成本加外部边际成本。

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Objective: To evaluate the resource use and costs in a surgical intensive care unit (SICU) with the Therapeutic Intervention Scoring System (TISS).

目的：采用TISS评分评估重症监护病房(icu)资源使用和费用产生。方法：前瞻性研究。

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