Analyses the electricity price against the return rate, operating hours and coal price of a foreign funded thermal power plant by grey correlation analysis, and proves through actual calculations that coal price is most closely correlated with electricity price, and operating hours has comparatively less effect on electricity price.

Optimization of equity index tracking problem whose return rate depending on the cash weight is discussed.

The result indicates that portfolio\'s return rate using classification method of SVM is higher than the market benchmark.

The Response of Volume and Returns to Information Shocks in China s Stock Markets;

This paper provideda further understanding of the relation between return and trading.

The theory of economies of scale shows that the increase of fund size will decrease cost and enhance returns.

With reviewing the research achievements on rewarding rate of individual education investment in education in china,Based on the analysis of the relation between the rewarding rate of individual education and income in the Ankang.

With reviewing the research achievements on rewarding rate of individual investment in education in China, we conclude the determining pattern of the investment on individual inclination to education and prove the existence of maximum on it with mathematics pattern and " optical contrall".

On Risk and Rate of Return of Holding Company;

In fact, holding company adopts the financial policy of high rate of return and high risk.

In the first order FSPN reward models,both rate rewards and impulse rewards can be modeled,and accumulated reward can be allowed to influence the dynamic behavior and reward rates of modeled systems.