6. The accounting benefit is bound by the prudent principle. According to the principle of prudence, when there are a variety of accounting methods to choose from an economic business of an enterprise, it should choose a method that neither overestimates nor depreciates the benefits. Enterprises manipulate profits to achieve homogenization of profits, most of which adopt the method of overestimating earnings, and the subjective selection of the period of value-added. Interest determines the regularity of prescriptive (interest this qualitative rules will determine the amount of the rules), the amount of interest depends on profit, interest rate depends on the average profit margin. Marx further pointed out that, between average profit margin and zero, interest rate depends on two factors: one is profit margin; The second is the proportion of total profits allocated between lenders and borrowers. This is one of several economic forecasters who will suffer a downturn if voters leave the eu. These goals are ambitious, but they also remind us to do one thing in the right way. Point 2: look at the mortgage. The p2p platform is a credit loan or a mortgage. If it is a mortgage, it depends on what the mortgage is mainly, such as real estate, vehicles, etc., the loan risk of the mortgaged property is much smaller than the credit loan. If there is a risk, the company will sell the mortgage of the borrower to the investor. Wealth managers say that not only the collateral, but also the mortgage rate, which is the percentage of the value of the debt and the collateral. The mortgage rate is mainly to prevent the mortgage from not sufficient to cover the debt. If it is not, the risk of investment will increase and the situation of repeated mortgage will be avoided.