Abstract
Eco-efficiency, the indicator that shows a relationship of environment and economic, is suggested by WBCSD and others. Currently this indicator is adopted by many corporation in their environmental report, but it is mainly used as an ex post facto evaluation like present data analysis.
This thesis shows a basic consideration about eco-efficiency that contribute to proposition of road-map of future scenarios such as sustainable society by resoluting it into four indicators consists of economical and environmental indicators.
