农村家庭养殖中风险管理方式的经济学分析

农村家庭养殖中多元化经营其实就是一种风险管理方式。农户运用这种风险管理方式的决策过程，其实质就是一个资产组合降低风险的过程，所以资产风险组合模型可以揭示决策全过程。同时，农户的风险偏好又造成了各个农户运用这种风险管理时的差别。通过分析可以发现，新的风险管理方式的引入，可以使农户放弃该种低效风险管理方法，走高效发展之路。

Economics Analysis on Patterns of Risk Management in the Rural Family Cultivates

It is a popular phenomena that one family raises several kinds of poultry in the rural area. According to the theory of scale economy, the little scale and vary raise will result lower profit than the special raise. From the viewpoint of risk management, the kind of family-raise is a risk management method of insurance each other. The process that agriculture family uses this kind of risk management is an asset distribution management, so the asset distribution model can display all the process, and farmer's preference of risk can effect his decision. By analysing all the process, it is possible to find some efficient policies that can make family-raise get a good development.