摘要：工程索赔是承包商维护其合同权益的重要手段，是一种经济补偿行为。
Abstract: Project claims are an important means for contractors to maintain its contractual rights, is an act of economic compensation.
借款人可能最终会在按揭合同中捆绑这类衍生品，作为住宅权益的一种保险。
Lenders could end up wrapping these derivatives into mortgage contracts as a form of home-equity insurance.
《新劳动合同法》规定，为保护劳动者的合法权益，企业必须与劳动者签订书面合同，并鼓励签订无固定期限合同。
The labor law makes the use of written contracts mandatory and encourages open-ended contracts to protect the rights of workers.
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