其理论来源主要是获利报偿理论、危险责任理论、社会成本理论、以及信赖关系理论。
The theory mainly from the profit reward theory, the risk of liability theory, theory of social costs, as well as trust relations theory.
介绍了人口社会学中的人口迁移理论和经济学中的社会成本理论的基本内容，以及它们在本文的运用。
Introduce the basic content and application of Geographic migration theory in Demography and Social cost theory in Economics.
并且从收益与风险相一致、危险控制理论、社会成本理论、公司社会责任、实质平等理念等五方面论述了经营承担安全保障义务的法理依据。
This theory base on five basis of jurisprudence: equal benefit and risk, risk control, social cost, company's social duty and essential equality.
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