利用2006年1000多家中国企业的调查数据,采用最小二乘法和Tobit模型实证研究了环境规制对企业生产率的影响及机制。结果表明环境规制本身与企业生产率之间存在着稳定、显著的正向关系;环境规制强度与企业生产率之间也存在着稳定、显著的正向关系;不同规模和不同地理位置的企业其生产率呈现不同的表现,企业对环境成本上升带来的消化能力有差异。经过稳健性检验,研究结论也依然成立。
This paper provides an empirical analysis of the relationship between the stringency of environmental regulation and enterprise productivity. Our empirical results suggest that the contemporaneous impact of environmental regulation on enterprises productivity exist the stability and significant positive causal relationship. The environmental regulation intensity and enterprises productivity also has stability and significant positive causal relationship. Different sizes and different geographical locations show different performance about enterprises productivity.