The accounting income follows the historical cost principle and the matching principle, which is conducive to the objective reflection of the business management responsibility of the enterprise management authorities. But, due to the historical cost principle inherent defects, especially according to the present value of revenue and expenses by historical cost line, makes the calculation of accounting earnings lack of inner logical unity, and the matching principle is difficult to carry out, so that the book value of assets can not reflect its real value, cost cannot be fully compensated. And the economic benefit is measured in the current value, which reflects the actual value of the asset, which is beneficial to the full compensation of the cost. Part of the reason for the surge in enquiries is that Euroglaze’s website currently ranks on page 1 of Google searches for REHAU frames. This is attributed to the fact that the company’s web partner has updated the website’s architecture, switched the security protocols and kept pace with Google’s changing algorithms on SEO. Market is the inevitable product of the division of labor and the development of commodity economy. At the same time, the market also promotes the social division of labor and the further development of commodity economy during its development and expansion. The market through information feedback directly affects the production of people, how much production, and the market time, product sales status, etc.; Middle link commodity economy development process, supply and sale, the parties to provide production, supply and sale parties exchange places and other exchange, exchange time, to realize the commodity producers, operators and consumers their own economic interests. Some would say that the central bank's way of ensuring independence is to abandon macroprudential policies and micro-prudential policies and to take unconventional interventions in the securities market. But the crisis is an important lesson, macroeconomic and financial policies are closely connected, when the two tasks in the same institution, management by different commission, their coordination is the most effective. And because interest rates are low and uncertain, a crisis is coming, and unconventional policies will come back. In addition, the final legislation could reduce federal mortgage interest deductions and eliminate deductions for state and local taxes. New York, New Jersey and California have families that are much more difficult than those in republican-leaning states.