unjust enrichment

Under the common counts the pleader need allege only that he is suing for unjust enrichment, for labor performed or for goods sold and delivered or services rendered but not paid for.

根据一般诉讼理由，原告只需宣称他所起诉主张的是（对方的）不当得利，已经付出的劳动，或已经出售并交付的货物，或已经提供服务但对方尚未支付价款。

Part two identified unjust enrichment and offense of misappropriation.

第二部分：不当得利与侵占罪的认定。

In the tradition of civil law of national legislation, the illegal cause performance generally treated as an exception of common unjust enrichment in statute law and these ill-gotten gains from illegal cause performance are not allow to return.

在以成文法为主的大陆法系国家立法中，不法原因给付制度被作为不当得利的特殊例外来处理，制度的处理规则是不法原因给付行为发生后给付人不得要求受领人返还给付物。

It lays the foundations for the scope of return of unjust enrichment in the next chapter.

所有这些都是为下一章的不当得利返还范围阐述奠定基础.

The second part is about the theory of causality of returning the unjust Enrichment.

第二章“不当得利返还之因果关系理论”.

Unjust enrichment is a general institution in modern civil law.

不当得利由罗马法创设，至今已发展为现代民法上的一项一般制度。

The foundation of right of the claim for unjust enrichment.

不当得利返还请求权的基础。

The patentee does not return the damages which obtained for patent infringement, should be done as unjust enrichment.

专利权人不返还在专利无效前获得的专利侵权赔偿金的，应当做为不当得利处理。

Unjust enrichment means the fact that making others suffer the loss without legal reasons to make the benefit.

不当得利是指没有合法的根据取得利益，使他人遭受损失的事实。

Part five put forward a coping mechanism when claims of unjust enrichment civil liability coexist with criminal liability of offense of misappropriation, taking law and regulation of our country as the starting point.

第五部分：从我国的法律规定出发，提出了不当得利之债的民事责任与侵占罪之刑事责任并存时的处理机制。

Constitution and Consequence of the Unjust Enrichment in Macau Civil Code

论不当得利在澳门法中的构成及其法律后果

Unjust enrichment originates from the stipulations in Roman law.

不当得利源于罗马法的规定，为债的发生的原因，是法律事实的一种。

Claim Right on Unjust Enrichment and Claim Right on Property: Centering on the Patterns of Property Right Transfer; Pricing Model of European Contingent Claim with Different Interest rate

论不当得利请求权与物上请求权&以物权变动模式为中心具有不同借贷利率的欧式未定权益定价模型

Unjust enrichment is one of the basic institutions in private law, boasting a long history and profound content.

不当得利制度历史悠久、内容精深，是私法的基本制度之一。

Quasi contract is not a strange expression for students who focus on civil law. Quasi contract is generally interpreted as negotiorum gestio and unjust enrichment in our country.

对于民法学习者来说，“quasi contract”一词并不陌生，我国法学界对于准契约的论述几乎都将其解释为无因管理和不当得利。