论组合优化出让规制下的地价博弈均衡与对策

作为中国住宅商品重要投入要素的土地,其价格对房价的影响不可小觑,而转型期地方政府有形之手及土地自身固有特性导致的土地市场失灵和地价失效,必须通过政府之手实行价格经济规制再造,以达到市场的理性回归.本文从利益各方地价博弈视角切入,构建中央与地方、地方政府与开发企业间的地价博弈模型,由于利益各方博弈行动相互牵制,纳什均衡结果表明中央政府为了稳定房地产价格须采取组合优化供给地价规制,实现土地市场的平稳发展,而地方政府则退而求其次,采取组合优化出让土地,迎合中央地价规制政策,实现自身目标效用的次优化.在地方政府与企业的土地出让博弈中,唯有采用组合优化土地供给规制方式,加大土地招标出让方式的比重,才能达到规制地价的效果.

Land Price Game Equilibrium and Countermeasure Under Optimized Combination Selling Style Regulation

Land as the important element of house has the huge influence of the house price.But local government policy and land nature trait result in land market failure and land value invalidation.So government should regulate the land price let price return to the rational level.This paper from the point of all kinds of interest sides gamed the land price.Analyze the land selling style and the elasticity of land price regulation to search real estate market efficient price regulation method.In the ground of land market,central government,local government and developer have the different utility and object result in land market exist three sides game.And the game action hold down each other,the outcome of nash equilibrium indicate that central government should take optimized combination supply method to regulate the land price to stabilize the house price.And local government should apply with the policy of central government to realize the utility hypo-optimize.The game between local government and enterprise about the selling of the land,only to take the combination optimized land selling method and increase the weight of biding can reach the purpose of regulating the land price.