Analysis On The Value Of Stock Investment Of Elite Listed Companies With Environmental Contribution

With the fact that world economy continues developing rapidly, the human being are exploiting and making use of the natural resources and environment resource more and more quickly. Company and industry activity consumes the sources of energy and pollutes environment severely. In order to deal with resource shortage, environmental pollution impingement to economy and environment, every country has enlarged investment in energy conservation and environmental protection industry development. China has achieved great accomplishment, developing rapidly with the fact that economy is challenged by worsening fossil fuel shortage, resource shortage and environment pollution. Environmental protection priority policy brought forward by The Central Committee of the Party sets very good annotation of state policy of saving resource. As a new capital market topic, investors and the relevance are focusing on energy conservation and environmental protection.Environmental protection industry at present is a very prosperous industry, closely linked with series of company in national economy. With economic growth and science and technology development, a list of company answer actively the environment problem and make contribution on self s own initiative.Relevance theories are first reviewed. On that basis, the characteristic of excellent environmental contributing behavior of a listed company are analyzed. Energy conservation and environmental protection industry have a lot of external influencing factor, uncertainty, investment shortage and grow up properously. Option and parallel value assessment method have been chosen to appraise relevance sample company stock from Taida index, representing typical environment contributing companys in Shanghai&Shenzhen stock market.Datas are relying on market&financial datas during the three quarters in2011. This thesis adopts Black-Scholes model, PE/PB model to follow the value assessment and make comparison between。Throug analyzing sample stock of environment contribution company, this thesis concludes that Black-Scholes and PE/PB model are comparatively simple and results are relatively objective. According to study course demonstration, this two kinds of method have certain actual reference and can be adoped in revelant investing value assessment.