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 social 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. Can technology help organizations to improve performance ?Can construction apply facility management method to help it to bring long term reducing cost economic benefit? Can technology become one kind of production resource in order to help organizations to reduce cost? Technology will bring only positive benefit to organizational development or negative influence also. Can education or government policy may bring economic development. Which factor is the best method to bring economic development. I shall attempt to explain above factors whether which is the best factor to help our economy to develop.