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d for non- supply of public goods inequities more common, prompting the introduction of public goods supply price mechanism with urgency . The technological advances and billable items feature also makes use of the price mechanism reform of public goods supply as possible. Therefore, from the 1980s , countries implementing user fees has been quite common , the United States 25 percent of local government budgets come from user fees , in combination Economic Cooperation and Development countries , Germany, using the highest proportion of charges .

Internal market provided by the public sector and is responsible for the production of public goods domain, build a simulation market , with the explicit agency relationship to limit the powers of public goods providers , and apply pressure to continuously improve efficiency and enhance the user's responsiveness . It has three distinct characteristics: the purchase of public goods and providers a clear division between the two quasi- internal implementation of contracts and purchase agreement , charges and accounting system development . Mullen of the internal market is divided into two types: the individual is the ultimate buyer's market and public sector organizations or specialized end-user market. In the internal market , the buyer is responsible for determining by what goods and services , the provider is responsible for establishing a separate accounting system or through the establishment of financial targets for revenue , encouraging providers to adopt the best mode of operation, reduce waste , improve service quality and efficiency. It is not only a certain extent, to break the monopoly provider of public goods , and public sector managers to improve the sense of responsibility , but also to promote equitable distribution of public goods , and promote the realization of social justice .

Market supply of public goods improves economic efficiency , expanding consumer welfare , effectively solve the problem of insufficient government investment , thereby reducing the burden on the government to share the risk of government investment in public goods , private investors or contractors in the market supply also benefited a lot . When these private companies or investors to enter into those that have high economic returns but also the feasibility of high-tech fields , they are both investors in public works projects , designers and suppliers of equipment , but also the project's sponsors and producers, also responsible for the operation and management of the project . They can derive a stable return on capital and a stable market and make their own in the process to get a larger development. Even a contract manufacturing services without the need to invest in public and private enterprises, but also can gain profit from government procurement .

However, market supply is not perfect, it is inherently flawed , that the interests of consumers in the process vulnerable. Private enterprises to invest in and operate major aim of public goods is to pursue maximum profits, it is efficient but neglected justice. In the competition for the government to grant concessions and contracting phase problems of corruption , after the signing of the contract during the production of public goods, the number of shortages , quality standards and other issues, in practice, are more prominent . Private and public interests is the contradiction between the market-orient本论文由英语论文网提供整理，提供论文代写，英语论文代写，代写论文，代写英语论文，代写留学生论文，代写英文论文，留学生论文代写相关核心关键词搜索。