Synergy Effects of Diversification Strategy——Taking Enterprises Diversified into Real Estate Industry for Example

Based on the theory of strategic coordination,this paper studies the difference of synergistic effects among those whose main business to different extent related to real estate industry from the angle of business relativity,taking the listed companies that has been involved in real estate business between 2000 and 2010 from the industries of retailing,restaurants,tourism,hotel,machinery,equipment,instrument manufacturing as examples.The results show that: the companies whose main business related to real estate business will achieve synergy effects with related diversification strategy into real estate industry and help their main business development;while those whose main business unrelated to real estate business do gain harm to the development of their main business with same strategy.