企业绿色媒体覆盖率/绿色(环保)新闻数据2001-2024
参考文献:Green media coverage and corporate greeninnovation. Journal of Business Finance & Accounting
衡量方法:Green Coverage:The natural logarithm of 1 plus the number of green news articles (i.e., articles that contain at least three words of the word list)
替代:3、5、7、9、11
发(最终结果,do代码,参考文献)字典看do代码


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