This paper tries to synthesize literatures on prudence at home and overseas,presents its developing process comprehensively and clearly,through which we can know the economic kernel of prudence.

Therefore, this paper is designed to do a quantitative study on New Accounting Standards and make a comparison of Old and New Accounting Standards from the point of view of value relevance and prudence.

Perfection and Imperfection——A Tentative Study on the Application of Prudence Principle in Accounting;

Represents and application of prudence principle in the detailed criterion;

In 1993 prudence principle was introduced to accounting field of our country.

The Harmonization and Utilization of Discretion Principle and Essence Greater than Form Principle——From the Angle of Ending Inventory Valuation in New Enterprise Accounting Standards;

The discretion principle is one of accounting basic principles,simultaneously also is one kind of widespread management methods.

A thought of caution principle in accounting;

This paper expounds the meanings and the essence of the caution principle, introduces the concrete application of the caution principle in the accounting system of the stock enterprise, and sums up the active function of the caution principle.

This paper briefly expounds the concrete application of the caution principle in our country s accounting display; analyzes and reveals its limitations, and puts forward some corresponding suggestions and measures for improving.