profit elasticity It is generally believed that the v-shaped engine is a relatively advanced engine, which also becomes a symbol of the sedan grade. At present, the most common engines are the straight-line 4 cylinder (L4) and v-type 6 cylinder (V6) engine. In general, the V6 engine has a higher displacement than L4, and the V6 engine runs smoothly and quietly than the L4 engine. A V6 engine is usually mounted on a mid-grade sedan. No matter what happens, Mr Trump will continue his frantic campaign to sell information, promote fake news and boast of the "biggest and best" economy of all time. In doing so, he could even create a circus worthy of the Roman emperor. But if the use of advanced words is not enough, he may decide to attack, especially internationally. This could mean a real withdrawal from nafta, trade action against China and other trading partners, or a more stringent immigration policy. From the end of the 19th century to the early 20th century, car designers focused their energies on the development and innovation of mechanical engineering. First half of the 20th century, all about the basic structure of the car has been invented, automotive designers begin from the outside to improve on modelling, and successively introduced the aerodynamics, fluid mechanics, human body engineering and industrial modelling design (industrial aesthetics), etc In 2010, China overtakes Japan to become the other world's economy. According to economists, China remains to be a developing country with fast pace of growth. Data released that Japan\'s gross domestic product is $1.286 trillion while it is worth $1.335 trillion for China. Another source signifies that Japan keeps growing at two or three percent in weighed against 10 % annually of China. The investment quantity is the decreasing function of interest rate, saving is the increment function of interest rate, and the change of interest rate depends on the equilibrium point of investment quantity and saving amount. Keynes's theory of money supply and demand decided that interest rates were a monetary factor rather than an actual factor. (2) enterprise liquidation or transfer of wholly owned subsidiaries and holding more than 95% of the business, should according to the state administration of taxation on printing < enterprise reorganization restructuring on certain questions in the business income tax provisional regulation > notice (guoshuifa (1998) no. 97) of the relevant provisions. Where the investor shall share the accumulated undistributed profit and accumulated surplus of the investor, the income from the dividend of the investor shall be recognized. In order to avoid double taxation on after-tax profits, it will affect the restructuring activities of the enterprise and, when the equity transfer proceeds of the investment party are calculated, the income from the dividend will be deducted from the transfer income.