What kind of accounting information does stock market need? Many studies suggest that accounting information users need larger forward-looking information.

Thus publicly-owned companies are required to disclose forward-looking information.

A set of relatively intact forecasting information system has been established the in the countries with matured securities market.

The results show that: the higher the debt-to-asset ratio,the poorer reliability of earning forecasts.

Studies on Predictive Information Disclosure System;

The concept of Decision-making Availability of accounting has been established, which makes the border of finaical accounting move into the realm of forecasting earnings information and consolidate its progress.

This paper introduces the meanings of and the relationship between the information analyzing and information forecasting, analyzes on the contents of the information analyzing and information forecasting in the information age, and advances some quality requirements for the practitioners.

In gigantic and time-varied traffic network,the traffic volume information forecasting method based on Genetic Algorithm(GA)is studied.