理性选择理论的演变与法经济学的发展

作为法经济学理论基石的理性选择理论，其形成和演变在于对人类行为的基本假设以及不断修正这一基本假设。博弈论承认个人理性与集体理性之间的冲突，突破了信息完全和市场充分的假设，将信息成本和对策成本纳入到了理性选择的影响因素中，扩大了理性选择理论的适用范围。而行为法经济学从有限理性、有限意志、有限自利这一崭新的角度，弥补了理性选择理论的不足，揭开了法经济学的新一轮发展。

Changes of the Rational Choice Theory and Development of Behavioral Law and Economics

The establishment of the rational choice theory(RCT),foundation of law and economics, depends on the basic conjecture of human behaviour,and the changes of the theory also depends on the amending of conjecture.In game theory field,the conflict between individual rationality and collective rationality had been admitted,the costs of information and countermeasure had been brought into the influence factors of the rational choice theory,and the sphere of application of the RCT had been enlarged.From the new an...