The pricing policy is an important means of macro-economic regulation and control.

The paper analyses the wage level of employees in coal industry and the influencing factors in detail,and gives the policy evaluation,the structural analysis of coal trade on the rigidity increment of the wage level,finally it gives the wage level forecasting of "the Nith Five-year Plan","the Tenth Five-year Plan".

This paper optimizes the initial index system according to the design principles of policy evaluation s index system in forest ecological benefit compensation, expert recommendation, subjection quantification.

Policy evaluation is valuable to review update policy scheme,regulate the resource to implement policy,decide whether to maintain,revise or terminate the policy.

If we want to use price policy to push the progress of coal seam gas to generate electricity,we should make policy to define the coal seam gas equity at present.

The article sets forth the intension in the development of the urban sewage harnessing industrialization, and studies the management system, price policy and its supporting measures of the urban sewage harnessing industrialization development in Shanghai.

In view of economics,the author analyzes the market equilibrium and price policy under external economy in pulpwood production,and brings forward suggestions on government s adjusting external economy.