Based On The Cost And Benefit Of Green Buildings Real Estate Projects Research

Total consumption of building energy is rising in our country year by year, those who had built more than 40 billion square meters belong to the energy-consuming building, has huge latent energy crisis, and related environmental pollution also not allow to ignore. "Green building" as a new industry in China, is important development direction in the future. At home and abroad have made a lot of research on green building, but most of these studies around the green building environmental assessment and other aspects of qualitative analysis, seldom on the economic benefits of green building for integrated research, social benefits and environmental benefits. In the pursuit of profit maximization under the background of market economy, the economic factors are the key in the popularization of green building. Under the traditional cost benefit evaluation system, policy guidance is not clear, the technology is not developed, market information asymmetry, and the influence of uncertain factors such as risk factors, lead to high initial investment of the green building by developers don't look good.This article attempts from the perspective of life cycle cost to fully objectively evaluate the costs and benefits of green architecture. First to perfect the green building evaluation index,by economic benefit index to economic benefits, social benefits and environmental benefits three comprehensive indexes; Specific introduced the quantitative method and several simple and practical green building cost effective comprehensive evaluation method; Using the theory of consumer demand for green building supply and demand analysis, shows that with the improvement of people's income and consumption level, demand potential of green building will gradually get bigger, can be used as a real estate industry of new investment direction; By the example of a green building cost- benefit analysis, the quantified results can make people clearly realize the true value of the development of green building. In this paper, the cost-benefit analysis of green building will be good for real estate development enterprise changing ideas, actively promoting green building, so as to promote the environmental protection process of the construction industry, benefit the society, the benefit of future generations.