This could be regarded as something of a problem for the exploitation of the field really.

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Then in a surprise move in August CNPC snatched from under the noses of the favored U.S. giants the rights to negotiate with the Kazak government the rehabilitation and exploitation of Uzen field near the Caspian coast.

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Democrats want the agreements to include international labor standards to prevent the exploitation of foreign workers, thereby leveling the playing field for competing U.S. workers.

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