长三角地区石油和化工行业上市公司绿色竞争力的实证研究

企业绿色竞争力是企业在“绿色化”的前提下，与对手相比的一种竞争优势。石油和化工行业是能源和资源的生产和消耗大户．也是众所周知的重污染行业．对石油和化工企业的绿色竞争力进行实证研究具有重要意义。本文以长三角地区的石油和化工行业上市公司为案例。构建基于DEA法的绿色竞争力评价模型．评估了它们的绿色竞争力。实证结果显示：长三角地区石油和化工企业的绿色竞争力还有待加强．在此基础上提出了石油和化工企业提高绿色竞争力的一些具体措施。

Empirical Study on Green Competitiveness of Listed Companies of Petrochemical and Chemical Industry in the Yangtze River Delta

The meaning of green competitiveness of enterprises is the competitiveness based on the greening.The petrochemical and chemical industry provides energy sources and resources for the other industry.But it consumes large numbers of resources.And it is also a heavy pollution industry.So it's very important to analyze the status of enterprises' green competitiveness of petrochemical and chemical industry.The paper uses the data of listed companies of petrochemical and chemical industry in the Yangtze River Delta to evaluate their green competitiveness,applying the DEA approach.The empirical results showed that the enterprise' s green competitiveness of petrochemical and chemical industry in the Yangtze River Delta needed to improve.And the results also suggest the direction of how to improve.At last,we offer some material measure for enterprises of petrochemical and chemical industry.