ERP project auxiliary decision support system and method based on environmental effect feedback

The invention provides an ERP project auxiliary decision support system based on environmental effect feedback, and the system comprises: an information database which stores valuable power investmentportfolio data; an expert evaluation module for selecting evaluation indexes in the information database according to experience, forming an investment portfolio and carrying out index evaluation; anERP system value creation evaluation module for performing ERP system value creation evaluation according to the investment portfolio; an ERP system environment effect evaluation module for analyzingan environment response value of ERP system implementation under each investment portfolio on an external environment influence and an environment effect of each evaluation index; a feedback module for obtaining an investment scheme and feeding back the environmental effect of each evaluation index to the information database and the expert evaluation module; and an investment decision module forobtaining an investment dec