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采用2013—2022年黄河流域76个地级市的面板数据,构建双固定效应模型进行实证分析。结果表明,数字经济与实体经济的融合显著促进了黄河流域城市碳排放强度的下降和碳排放的减少。经过多次稳健性检验,这一结论仍然有效。机制检验表明,通过优化资源配置和提高技术创新水平,数字经济与实体经济的融合显著促进了流域城市碳排放的减少。异质性分析表明,数字经济与实体经济融合对黄河流域城市碳排放的影响在区域和资源型城市类型上存在异质性。此外,数字经济与实体经济融合对黄河流域城市的减碳效应也因政府对绿色发展的重视而得到有效加强。

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