Impossibility of performance is mainly a concept of the contract law in Civil Law, and is generally regulated in performance obstacles in the civil laws of many countries.

履行不能主要是大陆法中合同法的一个概念，各国民法一般在履行障碍法中对其进行规定。

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Impossibility of performance, an important concept in the law of obligation in the Continent law System, is one of core questions in contract law.

履行不能是大陆法系债法上的重要概念，与迟延履行、不完全履行共同构成债务不履行的三大形态，是契约法上的核心问题之一。

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This article has made some deeply discusses on the categories, effect and compensation for damage of impossibility of performance.

本文对履行不能的形态和效力以及损害赔偿作了比较详细的讨论。

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Those are the facts necessary to satisfy the elements of a claim for, say, breach of contract: promise, consideration, failure to perform, causation and damages, or the requirements of an affirmative defense: impossibility of performance, for instance.

FORBES: Relevance and Strategy

Yet the abysmal performance of Magellan Fund in the interim is mute testimony to the impossibility of picking winners in advance.

FORBES: Playing With Active Money Managment Is A Losing Game