对地方公共产品有效供给问题的规范分析孙开与全国性和跨地区性公共产品相比较，地方公共产品的受益范围显然是有一定局限性的。同时，就自身情况来说，形式各异的各种地方公共产品在排他性、竞争性和拥挤性等方面有着不同的特征，对地方经济运行所产生的影响也不尽一致。... Normative Analysis of the Effective Supply of Local Public Goods SUN Kai Compared with the national and trans-regional public goods, the scope of the benefits of local public goods obviously has some limitations. At the same time, in terms of their own situation, various forms of local public goods have different characteristics in terms of exclusivity, competitiveness and congestion, and they also have different impacts on the operation of the local economy. ...