In perspectives of regime politics, the author criticizes pluralism urban political theory claimed in Dahl’s Who Governs to put election at the center of political process, and what Peterson contributed in his City Limits that urban politics as servant to the economic imperative.

Humanity trends towards Chinese TV program under market pattern;

t the same time,and the Adzuki bean market pattern and its international and domestic competition,snggested that breeding Adzuki bean in Beijing region, the productive way should be industrialization,the production should be standardization and the.

In this paper the authors analyze the consumer behavior and market structure in duopoly industry under nonlinear pricing,and get the conclusion that the high level consumers are favor of high fixed cost and low marginal price products and with the low level consumers in the contrary when the difference between the two is not similar.

At the same time,the national circulating enterprises should pay attention to the market study and change the managing thought,direction and pattern according to the change of the market structure.

With the increase of market entities, the diversified market framework has gradually taken shape and competition was intensified with increasing modes of competi- tion.