But economists say Russia faces a more basic problem — its inability to use oil money to widen its economic activities and gain foreign investment.

但经济学家认为，俄罗斯面临着一个更为基本的问题——它无法使用石油收入扩大其经济活动和获得外国投资。

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Over the long term economists predict a gain of about 3% in Russian GDP because of greater competition and foreign investment that membership is expected to bring.

ECONOMIST: Politics this week