《侵权责任法》实施后对举证责任做出了规定,在实践中医疗纠纷证据收集与保全面临着诸多困难,本文试从经济学角度出发,利用成本-效益、博弈论等方法,试图探知其成因,并提出相关建议。 After the implementation of “Tort Liability Law”, it stipulates the burden of proof. In practice, the collection and preservation of evidence of medical disputes are faced with many difficulties. This paper tries to find out from the economic point of view the use of cost-effectiveness, game theory and other methods Causes, and make relevant suggestions.