Establishing Index System of Green Building Economic Evaluation and Choosing Scheme

Green building economic evaluation is vital for promoting the green building.However,green building economic evaluation index and methods was lacking in our country.This paper has combined the life cycle theory with the current green building evaluation standard,to try tried to establish the green building economy evaluation index system,choosing economy of different scheme by using AHP and the grey relation theory in mathematics.The index system is clear,the methods chosen is simple.This paper can provide theoretical basis for the promotion of green building.