formula operating profit margin Edwards and bell's point of view displacement The five-year average interest rate is also gradually rising, now more than 2 percentage points for the first time since July 2016. It is our responsibility to achieve our goals in the right way in 2018, and we have this opportunity. This week, interest rate debt in developed countries in Europe and the United States suffered a massive sell-off. Affected by this, the yield curve of government bonds has been changed to a steep and steep trend. This week's sell-off coincided with his prediction. According to the regulation, in the transfer of equity, the unit and the individual shall bear the equity of the enterprise. The land and property ownership of the enterprise shall not be transferred, and the deed tax shall not be levied. In the capital increase spread, to the land, the ownership of the home ownership or as a capital contribution to the enterprise, a deed tax." 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.