Applying theories of Public Product and Public Investment, the paper studies the situation of socialization of highway companies in China, and analyses laws that sustain socialization of highway companies, and propose ideas to perfect the system of internal control of socialized companies of highway, a.

International Comparisons of Stock Exchanges Demutualization;

Staring from the special trait of human capital of technological people and from the concept of "surplus of contract-holder",this paper put forward a new model of interest allocation—stock inverted by technology,and improved the old model of cooperation among IUR utilized the game theory,discussed both conduction under the new model,analyzed the distribution of surplus of contract-holder.