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. The independent of interest is of positive significance to show the active role of the fund users in the reproduction process. Online Academic Journals: On the off chance that you are a scholar with a college, you should have entry through your foundation's library to most online adaptations of scholarly diaries, and will be capable to download papers and articles in PDF structure, or other configuration, just like as eBooks. Doing a Google seek on the point of your article and prefixing it with "Exploration:" may help you discover these diaries, or perhaps your college's library homepage may have a "revelation" segment that can point you within the right course. The investment quantity is the decreasing function of interest rate, saving is the increment function of interest rate, and the change of interest rate depends on the equilibrium point of investment quantity and saving amount. Keynes's theory of money supply and demand decided that interest rates were a monetary factor rather than an actual factor. "The borrower may feel that they are from a rise in the benchmark interest rate in the full impact of ease, but when the highest SVR is priced at 6.08 PC, know some SVRs didn't see a rising interest rates could no comfort.