profit from operations formula Brexit offers a chance to "reshape the structure of the UK economy", but the impact of regulatory barriers could hurt carmakers and the financial sector. Planning is not only the premise and criterion of organization, command and coordination, but also closely related to the management and control activities. The plan sets the data, scales and standards for various complex management activities, which not only provide direction for control, but also provide a basis for controlling activities. Experience tells us that unplanned activities are uncontrollable and uncontrollable. Because the control itself is to correct the deviation of the deviation plan, to keep the management activities consistent with the objectives. The principle of rational investment: investment in securities investment in analysis and comparison. All things in the world are constantly moving. In all attributes of matter, motion is the most basic attribute, and other attributes are specific manifestations of motion attributes. For example, spatial attribute is the broad embodiment of physical activity. Time attribute is the persistence of material movement. Material movement form is varied, for each specific material movement form the corresponding form of energy, such as: and macro mechanical movement of the object corresponding to the form of energy is kinetic energy; The energy form corresponding to the molecular motion is heat energy; The energy form corresponding to the atomic motion is chemical energy; The energy form corresponding to the directional motion of charged particles is electric energy; The energy form corresponding to the photon motion is light energy; And so on. The motion characteristics of two objects can be described and compared by some physical quantity or chemical quantity. For example, two objects that make mechanical motions can be described and compared by physical quantities such as speed, acceleration and momentum. The current can be described and compared with current strength, voltage, power and so on. , but when the movement form phase at the same time, not two material movement characteristics only can describe and compare each other quantities is energy, the energy feature is moving all the common characteristics of material, energy scale is measure all movement in the form of a general. Thus, a new philosophical definition of energy can be made. Listed in just three days later, the stock has jumped 2000%, on December 18, only half a day, that day rose more than 400%, volume of more than 5 million shares, accounting for half of the total outstanding shares, by two days in a row, its market value has reached $5 billion, due to the large period of time to rise too fast, Long Fin trigger circuit breakers exchanges for many times.