Style is the unique content and form of by art unifies, as creation main body of the artist's personality characteristics and the work of the historical conditions of theme, genre and society and times, determine the objective characteristics of unity. The formation of style has its main, objective reason. Subjectively, artist because of their respective life experience, ideology, artistic, emotional tendency, the different personality characteristics, aesthetic ideal, is bound to be consciously or unconsciously in the artistic creation form is different from other artist's relative stability and obvious characteristics of a variety of creative personality. Artistic style is the natural expression and concrete expression of creative individuality. French writer g. - L.L DE buffon has a famous saying: "style is the man", Hegel made a step further to play: "the style here generally refers to the individual artist in expression and tone twists and turns, etc fully shows the features of his personality." Liu xie said: "...... Only the yong jun, the qi has the soft, the study has the shallow depth, the study has the elegant zheng, and the affection of the qi, the pottery dye coagulation, is the pen area cloud shift, the literary court boobs." It is also a subjective condition that leads to different artistic styles.
The trend is the direction of market movements. There are three trends: uptrend, downtrend and oscillation. There are three main trends, secondary trends and short trends. When talking about trends, you must have corresponding cycles and corresponding references, and the trend will always run in the direction of the least resistance of the market.
Profit is not only the same in quality, but also the essence of profit. Profit is the form of corporate profit, and is also equal in quantity. The difference in profit is that for variable capital, profit is for all costs. Therefore, once the profits are converted into profits, the origin of profits and the material production that it reflects are earned "(" the complete works of Marx and Engels"), thus, there are various forms of making money. In capitalist society, the essence of profit is: it is the product of capital, it has nothing to do with labor.