This paper puts forward that FDI has an effect on our country's environmental quality through scale effect, composition effect and technical effect.

本文提出FDI通过规模效应、结构效应和技术效应三条途径对我国环境质量产生影响。

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The effect on the composition of American families has been dramatic.

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But the strength of the greenhouse effect depends on the chemical composition of the atmosphere, because the phenomenon is due to the absorption of infra-red radiation by various gases in the air.

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Mr Freeman finds that, in practice, employment-protection laws appear to have little effect on the overall level (as opposed to the composition) of employment.

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