关于油田开发和产量，行业内有很多种类的合同，其中最常见的合同是产量分成。

Oil development and production contracts come in many flavors. Among the most common is called production sharing.

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根据产量分成协议(PS A)，只有在成本得到补偿之后，国家才可以得到利润的一部分。

Under a "production-sharing agreement" (PSA), the state takes a share of the profits-but mostly only after the costs have been recouped.

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根据产量分成协议（PSA），只有在成本得到补偿之后，国家才可以得到利润的一部分。

Under a "production-sharing agreement" (PSA), the state takes a share of the profits—but mostly only after the costs have been recouped.

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