Full market competition will make economic activity full of vigor and vitality. Read more 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 accounting income maintains the financial capital preservation, namely, the monetary value that only requires the owner to invest is not eroded, the enterprise income exceeds the input value part is the accounting income. Accounting focuses on reporting financial results. The economic benefits insist on physical capital preservation, which can only be confirmed when the actual production capacity of the owner is saved. It is believed that only by maintaining the actual production capacity of the enterprise can the enterprise reproduce smoothly. Physical capital preservation is more meaningful than the income of financial capital preservation, but it is difficult to measure. Every person wish to view your employees, children’s or external user’s keystroke activities on your own personal and official computer. Website provides solution for monitoring unauthorized user activity on your own computer in minimum price. Advance and Standard professional keylogger application has user-friendly features for tracing several types of activities including typed keystrokes, visited website url, email conversation, voice chat conversation, cut, copy and paste activity, adjustments to excel sheet, audio/video chatting details, online google search (Google, Yahoo, MSN) and new group account in easiest and simplest manner. Award winning PC monitoring program easily captures entire screenshots periodically so user are able to see what is going on the computer system in your absence. Powerful key logger software has extra ordinary features to always work in hidden mode and will not visible on desktop, add and remove option, cp, even installation path so users can not easily detect it. 2. Accounting earnings are based on the assumption of accounting instalments, which refers to the production and operation results of a certain period of time. Early accounting earnings is calculated according to the cash basis, and the modern accounting earnings is according to the classification current income and expenses of accrual basis, after the appropriate ratio calculated. However, the benefits of cash determination are more acceptable to users.