oil field companies Modern economy, the interest rate as the price of money, not only restricted by many factors in the economic and social, and changes in interest rates to have a great impact on the economy as a whole, as a result, modern economists are studying the interest rate decision problem, pay special attention to the relationship between the variables and the balance of the economy as a whole, the interest rate decision theory has experienced the classical interest rate theory, Keynes's interest theory, interest rate in loanable funds theory and is-lm analysis as well as the contemporary evolution of dynamic interest rate model, the development process. According to the adb's report, the global trade finance gap was as high as $1.5 trillion in 2016, while Asia accounted for 40 per cent of the gap. What the company wants to do is make up for the gap in trade finance by means of financial technology. It is true that, for the Chinese market, they have done a lot of work. Miolo, which has opened several stores in China, has also launched an online store in China "with local conditions". And tiloni also said that online sales platforms will be a focus of their future development. , "he said," we in the online sales performance is very good, in addition to our distributors have their own web site allows consumers to buy m oro products, we are in a well-known Chinese imported wine direct purchase platforms m oro product was put on. We know that online sales are very important in China. Chinese people love online shopping, so we have done a lot of work on this." 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. 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. Once earnings into profits, therefore, the origin of profits and material production is made it is a reflection of the "(" the complete works of Marx and Engels in volume 25, page 56), and thus has the various forms of money. In capitalist society, the essence of profit is: it is the product of capital, it has nothing to do with labor. Mr Trump's deceptive tweets about us companies, pushing for offshore production or tax reversals, are only cheap talks, and business leaders know. The manufacturers fooled Mr Trump into thinking they would continue to quietly move their operations to Mexico, China and elsewhere in the us. And the upcoming international terms of tax legislation will make American multinationals have greater incentive to investment, employment and production abroad, at the same time the use of transfer pricing and other solutions in the lower stripping profits tax area. Famous British economist hicks and others argue that the above theory did not consider the factor of income, and therefore unable to determine the level of interest rates, in 1937, and puts forward the is-lm model on the basis of general equilibrium theory. It establishes a theory of interest rates and income at the same time that the four factors of savings and investment, money supply and monetary demand interact.