To the first question , after the logical analysis of society public goods demand and supply , state function and the publicly consigned responsibility of the government , the agent - principal relationships in government structure and the target of agency , the function of government economics in the developing process of market economics is clarified ; further analyzing in the endogenetic inevitability of supervision in government economics is made on common economic agency in corporate , the agency character of public economics , public agency in government economics and the " dual - agency " in state - owned property rights ; in the aspect of property rights , the point of interiorization of external supervision of soes is made ; in the aspect of economics , the " public benefits " and output - and - input of government supervision are analyzed 对前一问题，分别从社会公共需要与公共品供给、国家职能与政府的公共受托责任、政府组织中的委托代理关系及其代理问题的逻辑分析中，阐明了政府经济在市场经济发展过程的作用；从一般意义的企业经济代理、公有经济的代理特征、政府经济的行政代理、以及国有产权的“双重代理”问题等不同侧面分析了实施政府经济监督的内生必然性；并从产权角度提出了国企外部监督的内部化机制，从经济学角度分析了政府监督的“公共利益”以及监督的成本与收益等问题。
