Nowadays, business society is experiencing high technology stage. Can human apply AI technology to help businessmen to reduce cost. Any businessmen must hope to learn how to reduce business cost in long time. The question is what methods can be real useful to help them to reduce long time cost aim. In nowadays business socical behavioral economic view, I shall indicate real useful business cost reducing methods in order to let businessmen can learn how to reduce their business costs in long term. How will (AI) influence human job change?Advances in artificial intelligence (AI) technology is for the progress in critical areas, such as health, education, energy, economy inclusion, social welfare and the environment. Thus, it brings this question: Which (AI) workers be instead of traditional human workers in these different new markets? In recent years, machines had been used to be human's tasks in the performance of certain tasks related to intelligence , such as aspects of image recognition. Experts also forecast that rapid progress in the field of specialized artificial intelligence will continue. In my this book, I shall attempt to explain how and why human may apply AI machine or other methods to help our business activities to reduce long term cost. Readers can learn fresh behavioral economic knowledge whether businessmen may choose what methods to help them to reduce business cost.