违约责任与索赔经济合同中，不仅应有各种规定预防合同履行过程中各种争议的

In the <br>economic contract for breach of contract and compensation , there should not only be various provisions to prevent various disputes during the performance of the contract, but also provisions on how to deal with disputes formed on the basis of negotiation. Two issues should be resolved in the negotiation of liability for breach of contract: one is the definition of liability for breach of contract; the other is sanctions for breach of contract. Negotiations on claims usually have to resolve two issues: one is the circumstances under which a claim can be filed; and the other is the validity period of the claim.

Liability for breach of contract and claim.<br>Economic contracts should not only have various provisions to prevent the formation of disputes in the process of contract performance, but also should have provisions on how to deal with disputes after they arise on the basis of consultation. Negotiations on liability for breach of contract should address two issues: first, the definition of liability for breach of contract: and second, sanctions for breach of contract. Negotiations on claims usually address two issues: first, the circumstances under which claims can be filed;

Liability for breach of contract and claim<br>In the economic contract, not only should there be various provisions to prevent the occurrence of various disputes during the performance of the contract, but also the provisions on how to deal with the disputes formed on the basis of negotiation. There are two problems to be solved in the negotiation of liability for breach of contract: first, the definition of liability for breach of contract; second, sanction for breach of contract. There are usually two problems to be solved in the negotiation of claims: one is when the claim can be filed; the other is the validity period of the claim.<br>