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