最优环境研发补贴及技术溢出的效应分析

被引:2
作者
杨仕辉
王麟凤
机构
[1] 暨南大学经济学院
关键词
环境研发补贴; 古诺寡头垄断模型; 技术溢出; 环境损害;
D O I
10.13962/j.cnki.37-1486/f.2015.03.001
中图分类号
F273.1 [企业技术管理]; D632.1 [社会保障与社会福利];
学科分类号
120404 ;
摘要
考虑生产同质产品的两个企业,企业投入环境研发以减少温室气体排放,并通过技术溢出免费从竞争企业学到环境研发技术。但由于市场机制会导致企业的环境研发水平低效率,政府通过补贴引导企业环境研发。通过构建三阶段的动态博弈模型、数理推导和数值模拟,对最优环境研发补贴政策和技术溢出效应进行分析。结果表明:在最优环境研发补贴政策实施后,企业的环境研发水平和社会福利是关于技术溢出程度增加的。此外,企业的环境研发水平和社会福利都有所提高,单位产出所排放的有害气体有所减少。因此,政府可以通过补贴政策提高环境研发水平,改善国家福利。
引用
收藏
页码:5 / 11
页数:7
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