Research On Chinese Investment Economic Efficiency Of Public Information Resources Sharing

As one of important public goods, public information play an indispensable role in improvement of economy and society. The sharing of public information in our country start late, share systems do not compatible with each other, cooperation in system itself is at an low level, all of this slow down the process of sharing of public information in our country. At the same time, rapid development in economy and electric technology, the produce,storage and exchange of information changed almost completely, the traditional information sharing theory have no power to guide practice. Committed to sharing of public information in our country, this article research in a new way with taking construction of public as an investment, taking "society benefit priority" as premise, and research sharing of public information from the point of investment benefit. This article analysis deeply in economic put-in and put-out in sharing of public information, constructing index systems which evaluate sharing of public information, and evaluate CALIS, revealing the reasons of low economic benefit in our country. The author believe that these measure should be taken as follows:promote the level of cooperation in sharing of public information, speed the development of network technology, strengthen the influence of government to sharing of public information. All of these will improve the economic benefit, which serves society benefit.