Our concern is with movement between nations, not with internal migration within nations, although such movements often exceed international movements in volume.

我们关注的是国家之间的流动，而不是国家内部的流动，尽管国内流动的数量经常超过国际流动。

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In these circumstances, internal migration in China does not follow the normal law of push and pull.

这样，中国的人口流动将不再遵循一般的推拉规律。

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With the removal of internal migration restrictions in the European Union in 1992, Europeans have become more sensitive to tax differences between countries.

1992年，随着欧盟内部人口迁移限制的解除，欧洲人对于国家间税收的差异变得更加敏感。

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With the removal of internal migration restrictions in the European Union in 1992, Europeans have become more sensitive to tax differences between countries.

1992年，随着欧盟内部人口迁移限制的解除，欧洲人对于国家间税收的差异变得更加敏感。

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