在理论学界一般肯定仲裁裁决的既判力,很多国际商事仲裁机构也采用了仲裁裁决的既判力理论,但我国法律对仲裁裁决既判力的规定尚不明确。笔者拟通过分析我国目前商事仲裁立法现状,剖析引入仲裁裁决既判力必要性和合理性的正当化依据,厘清仲裁裁决之间、仲裁裁决与法院判决之间的关系。一、问题的提出无论在大陆法系还是在英美法系,既判力制度均发源于罗马法的“一事不再理”原则和“诉权消耗”理论。大陆法系国家大都采用德国民事诉讼理论,判决效力包 In theory, scholars generally recognize the res judicata of arbitration ruling, and many international commercial arbitration institutions also adopt the res judicata theory of arbitration ruling. However, the provisions of our law on the res judicata of arbitral ruling are not yet clear. The author intends to analyze the status quo of the current commercial arbitration legislation in our country and analyze the justification basis for the necessity and rationality of the res judicata introduced into the arbitration ruling, clarifying the relationship between the arbitral awards, the arbitral awards and the judgments of the court. First, the issue put forward Whether in civil law system or in the common law system, the res judicata system originated from the Roman law “no matter what ” principle and “consume the right ” theory. Most civil law countries use the German theory of civil litigation, verdict package