In order to survive the unfavorable enviroument,private enterprises need make three strategic changes:from low-salary strategy to efficiency-salary strategy,from short term human resourse management to that of long-term strategy,from low-cost strategy to best.

Study of real option games investment strategy analysis theory framework and model;

Observing the principles of strategic stability,dynamic models were constructed to explore the problem of investment strategy selection for enterprises.

Based on the relevant results of research in the field,this thesis combines organically the real options theory and the game theory,and proposes the investment strategy framework based on option games theory,real options,game theory and the traditional capital budget theory.

This paper,based on China's resource strategy,the national and international affecting factors,as well as the factors of resources,politics and economics,constructs the indicators of assessment for mineral resource security.

In the perspective of earth science view,the resource strategy,sustainable development and the characteristics and content of international competitiveness are discussed in this paper.

② The selection of resource strategy should suit the reality of the country concerned.

Being the reason and fuse of all previous Middle East War, oil is the most important as a strategic resource, which makes a great effect on the world politic and economic.

The essential factors for cultivating the enterprise strategy ability are obtained and preserved through industry environment,strategic resource that enterprises have or controlled,the core competitive ability,entrepreneur ability,corporate culture and du.

On the basis of reviewing the essential connotation and specialities of core competence,proposes and analyzes the "tower of core competence"composed with strategic resources of core competence.