Proliferation and Measurement of Environmental Contribution

本研究旨在探讨日本新近兴起的“环境贡献”概念的扩散与计量问题。这个概念指的是通过销售生态产品来盈利，同时为环境保护做出贡献的想法。这项研究使用了自愿披露的企业环境报告，因为企业对环境管理的态度可能会在此类报告中反映出来。这项研究使用了文本挖掘方法，并统计了报告中特定单词的出现频率。

This study aims to discuss on the proliferation and measurement of the recentlyemerging concept in Japan “environmental contribution”. The concept refers to theidea of making profit through sales of eco-product and simultaneously contributing toenvironmental conservation. The study uses corporate environmental reportsvoluntarily disclosed since corporate attitudes toward environmental managementmay be reflected in such reports. The study employs text-mining methodologies andcounted frequencies of specific words appearance in the reports.