射幸合同立法研究

射聿合同的射幸性决定了其订立必须遵循最大诚信原则。射幸合同创设并在当事人间分配射幸性风险时，引发了一些社会问题，需要立法予以规制。判断射幸合同合法性的一般标准是：射幸合同是否严重损害当事人一方利益、他人利益或社会公共利益；某种习俗或习惯法的存在可以推定其社会危害性较轻。根据这一标准，结合不同类型的射幸合同，分别判定其合法性并赋予其不同的法律效果，是未来民法典射幸合同立法的可行选择。

The Study on the Legislation of Aleatory Contract

The uncertainty nature of aleatory contract determines that the principle of utmost good faith should be applied. As the aleatory risk is created and allocated by aleatory contract, it triggers some social problems that need to be regulated by legislation. The general standards to judge the legitimation of aleatory contract are as follows ： if the contract damages the interests of one party, interests of others, or public interests ; if the social harmfulness of aleatory contract can be presumed to be slight by the given customs and customary law. According to such standers, the future legisla- tion on aleatory contract of civil law should judge the legitimation of different type respectively, and provide different legal effects.