【摘要】 由于有限理性、信息的不完全和非对称性，交易费用的存在等原因，现实经济生活中的契约都是不完全的，契约的不完全性使得大多数契约的履行不是依赖法院的强制履行，而是契约的自我履行，介绍了哈特的契约自我履行的模型，强调了信誉在契约自我履行中的作用．更多还原

【Abstract】 Because of bounded rationality, the incompleteness and asymmetry of information, transaction costs, etc. it is usually impossible to lay down each party’s obligations completely and unambiguously in advance,and so most actual contracts are seriously incomplete. Most incomplete contracts can not be enforce by court. In this paper the auther introduce 0.Hart’s modle about the self- enforcement of the incomplete contracts and discuss the role of reputation.更多还原