The effects of the structure change between self-producing ore and purchasing ore on profit;

A Maximum Profit Model Considered the Marketing Factors of Petrochemical Production;

Analysis of accountant s manipulation of profit of reducing value of assets;

The analysis about profits quality deterioration of listed companies;

The differential analysis influnced by taxation of profits in enterprise;

Banking differentiation competition,profits and bank stabilities in China;

A Discussion on the Increasing Kate of Output Value and Benefit;

Its purpose is to gain maximum benefit by optimizing source configuration, reducing investment and decreasing cost.

In the market condition, an enterprise must take the benefit as its aim and realize max benefits for its living and development.

In general, more advertising brings greater revenues and earnings for a company.

According to the hypothesis of weak form efficient market, the paper presents stock valuation model based on earnings.