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Changing trends of the elasticity of China's carbon emission intensity to industry structure and energy efficiency

机译:中国碳排放强度弹性对产业结构和能源效率的变化趋势

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摘要

In this article, the calculation model of carbon intensity elasticity based on an input-output table is used to measure the elasticity of China's carbon intensity with respect to development of industries, intermediate input coefficients, and energy efficiency during 1990-2015. The industrial differences of the elasticity in 2015 are compared horizontally, and changing trends of the elasticity during 1990-2015 are analyzed in the vertical direction. The main research results imply that: first, in China's 28 subdivided industries, the development of seven industries will increase the national carbon intensity, while the development of 21 industries will decrease the national carbon intensity. The driving forces of some industries show a growing trend year by year; second, lowering industrial intermediate input coefficients by raising the technological level and management level will lead to a significant decline in national carbon intensity; third, the national carbon intensity will reduce by 0.36%, 0.119%, and 0.04% respectively, if the coal using efficiency in electricity and heat industry, coke using efficiency inmetal smelting and processing industry, and the diesel using efficiency in transport and post industry increases by 1%; fourth, during 1990-2015, the elasticity of national carbon intensity with respect to the degree of residential coal saving drastically decreased and the elasticity of that with respect to the degree of refined oil saving significantly increased, yet the elasticity of that with respect to the degree of natural gas saving was relatively stable. (c) 2020 Elsevier B.V. All rights reserved.
机译:本文使用基于投入产出表的碳强度弹性计算模型,来衡量中国1990-2015年碳强度相对于产业发展,中间输入系数和能源效率的弹性。水平比较了2015年弹性的行业差异,并垂直分析了1990-2015年弹性的变化趋势。主要研究结果表明:首先,在中国的28个细分行业中,七个行业的发展将增加国家的碳强度,而21个行业的发展将降低国家的碳强度。一些行业的驱动力呈逐年增长的趋势。其次,通过提高技术水平和管理水平来降低工业中间投入系数将导致国家碳强度的显着下降。第三,如果电力和热力行业的煤炭利用效率,金属冶炼和加工业的焦炭利用效率以及运输和后工业的柴油利用率,那么全国碳强度将分别降低0.36%,0.119%和0.04%。增加1%;第四,在1990-2015年期间,全国碳强度相对于住宅节煤程度的弹性显着下降,相对于成品油节省程度的弹性显着增加,而相对于成品油节约程度的弹性则显着增加。天然气节约程度相对稳定。 (c)2020 Elsevier B.V.保留所有权利。

著录项

  • 来源
    《Energy economics》 |2020年第2期|104679.1-104679.20|共20页
  • 作者单位

    Xi An Jiao Tong Univ Sch Econ & Finance Xian 710061 Shaanxi Peoples R China|Univ Cambridge Judge Business Sch Energy Policy Res Grp Cambridge CB2 1AG Cambs England;

    Air China Ltd Beijing 101300 Peoples R China;

    Univ Cambridge Judge Business Sch Energy Policy Res Grp Cambridge CB2 1AG Cambs England;

    Xi An Jiao Tong Univ Sch Econ & Finance Xian 710061 Shaanxi Peoples R China;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Carbon intensity; Elasticity; Development of industries; Energy efficiency; Intermediate input coefficient;

    机译:碳强度弹性;产业发展;能源效率;中间输入系数;

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