(3) monetary benefits -- increase the monetary value of assets. There are both measurable and unquantifiable benefits in these three different forms of income. Among them: mental income is too strong to measure, monetary gain is easy to measure because of the static concept of value change. Economists, therefore, focus only on actual earnings. Mooney and si prowse in its around the main accounting principles for enterprises ", not only emphasize to determine profits in a timely manner, and emphasizes the necessary through division operating earnings, the gains and the impact of price changes, to improve the comparability of financial statements and understandability. The response to the value of diversity is intellectual. Intellectual (including concept and image) is higher animals of conditioned reflex formed on the basis of more common, more abstract conditioned reflex, it is produced by the external and internal relations of things contact of abstract understanding. Among them, the abstract cognition of the internal relation of things forms the concept, and the abstract understanding of the external relations of things forms an image. Concept and image is what you have done to learn something from the induction and summary, make the person's behavior pattern has a more systemic and purpose, make people not only can adapt to the complex survival environment, but also the initiative to choose the environment. Due to the learning of thinking and behavior patterns are often fragmentary, irregular and blind, people often "learning, and I don't know why," can't consciously use, only after forming concept and image, will be to sort out a "main line", and according to the logic of determined by the "mainline" direction will learn things lined up. Through the abstract and image, the person can be either things to take the same responses to different stimuli, can also take different responses of the same stimulus thing, make the person's reaction mode diversification, flexible and purpose. For example, there are also harmful substances, which can be used in various ways, such as evasion, attack or protection, depending on the situation. Anyway, intellectual is very higher organisms (such as monkeys and apes) outside of the value of diversity things very advanced way of ordering reac In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". Compression ratio refers to the ratio between the total volume of the cylinder and the volume of the combustion chamber, which indicates the degree of gas compression in the cylinder when the piston moves from the lower stop to the upper stop. Compression ratio is an important parameter to measure the performance of automobile engine. Among them, the repeal of the affordable care act means obamacare will be repealed, and the tax reform bill has essentially repealed obamacare. The media is expected to sign a tax reform bill on January 3 that would make it a bill.