从侵权责任法的角度看,“三鹿问题奶粉事件”涉及的行为人分别有原材料提供者、生产商、销售商、广告代言人以及国家质量监督检验检疫部门等,他们各自承担责任的条件和依据各有不同。但其中都会涉及到一个问题:因果关系如何认定?这一问题正是本文探讨的主题。 From the perspective of Tort Liability Law, the actors involved in the Sanlu Milk Powder Incident are the raw material suppliers, manufacturers, sellers, advertising agents, and the State Quality Supervision, Inspection and Quarantine Department, respectively, and their respective conditions of responsibility And based on different. But one of them involves a question: how to determine the causal relationship? This issue is the theme of this article.