The law of unjustified enrichment deals with the economic transferring without legal justification, assuming its equal footing to the law of contract and the law of tort. 不当得利旨在调整无法律上原因而发生的财产变动,与合同、侵权鼎足而立,是民法的基本制度。
The Contract Law of china has well established the system of Legal Contract Rescission on the basis of the amending of Economic Law, Technical Law and Foreign Economic Contract Law. 我国现行合同法在对《经济合同法》、《技术合同法》及《涉外经济合同法》修改的基础上,建立了比较完善的合同法定解除制度。
The relativity of contract is an important doctrine in classic contract law, however with the gradual complexity of economic relationship and socialization of contract, to firmly observe doctrine of relativity of contract cannot adapt to the multi requirements of complicated social economic life. 合同相对性是古典契约法上的重要原则,但随着经济关系的日益复杂和合同的社会化,恪守合同相对性原则已不能适应复杂社会经济生活的多重需要。