For economists, this rebound effect can be explained by the cheaper energy prices due to improved efficiency.

经济学家认为，这种反弹作用是由于能源因利用率提高而价格降低所导致的。

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Because of having high efficiency, energy saving, little effect on environment and steady operation, water source heat pump and ground source heat pump are promising in Guiyang.

水源热泵和地源热泵由于具有高效节能、对环境影响小、运行稳定等特点，在贵阳地区很有发展前途。

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The results showed that reducing thiols concentration can reduce specific surface energy, so as to enhance transfer efficiency and spreading effect of ink on substrate surface.

结果表明：降低硫醇浓度可降低其比表面能，从而增大转移率和增强在基底表面的铺展效果。

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"In terms of energy efficiency and conservation, just installing a smart meter isn't going to have much effect, " says Greg Guthridge, a smart-grid consultant with Accenture.

FORBES: Energy