is forex trading profitable But even so, the average gain was 0.14 percentage points, to 4.74 percentage points, Moneyfacts said. The determination of this ratio mainly depends on the supply and demand relationship between the two sides and the competition. In general, the interest rate falls when the supply exceeds demand. Interest rates rise when demand exceeds supply. In addition, law, habit and so on also have a larger role. Marx's theory is of guiding significance to explain the question of interest rate decision under socialized production. Under the theoretical framework of the theory, the theory of commodity market equilibrium and the monetary market equilibrium of Keynesian theory are unified. Marx's theory of interest rate decisions from the perspective of the source and essence of interest, taking into account the institutional factors in the role of interest rate decisions of interest theory, its theoretical core is the interest rate is determined by the average profit margin. Marx believed that under capitalism, interest is a part of profit and a form of conversion of surplus value. Profits of socialism and capitalism have substaintial distinction, is it to create value for the society, in order to expand socialist reproduction and improve people's living conditions, is the socialist accumulation and the main source of social consumption funds, is to measure and evaluate enterprises an important indicator of economic activity. The value contains human consciousness and the double development of life, including the unity of human and external nature. All the development of the self - world is of value. The core essence of value is the free man, and the man who creates himself is the free man. Man is the ultimate object of value, man is the value ontology, man's behavior is the source of value, and the development of man is the result of value. The development of human beings is the unity of human's inner contradictions and external contradictions. It is the overall development of human consciousness and human life and the whole development of human and nature. That is, the self-creation of man and the unity of external creation and creation of nature, and the creation of this freedom is also the value behavior, so the whole value is the realization of freedom The deregistration of shares refers to the reduction of a part of the company's shares in accordance with the issuing procedure. The total write-off of the company's shares only occurs when the company is dissolved. In addition, through the buyback of shares and the merger of the company with the shares of the company, it can also achieve the purpose of the cancellation of shares If a trader has set a profit target before entering trades, so once an obvious is likely to achieve this goal, he immediately issued a "limit order" one article, and out of the deal. There is also the possibility that traders have been letting profits rise until some sign of change in the direction of change in price. In this case, the exit plan may be defined as: "sell at the stop loss point or sell when the index hits the sell signal; Which case comes first and then act on the same way. Regardless of which profit plan is used, it is important for traders to realize that the ultimate goal of the transaction is to accept profits. Unless he decides to try his luck again, he should always keep in mind the clear line that he receives. Many successful traders understand that money is easy to make. The trader who put the money in the back of his mind will eventually experience the painful truth: "trees don't grow up in the sky."