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At present, the analysis of economic activities of organizations are increasingly used mathematical methods. This contributes to the improvement of the economic analysis, its deepening and increase its efficiency.
As a result, the use of mathematical methods achieved a more complete study of the effect of individual factors on generalizing the economic performance of organizations, reducing the timing of the analysis, increases the accuracy of the economic calculations, are solved multidimensional analytical problems, which are not They may be made by conventional methods. In the process of using economic and mathematical methods in economic analysis is carried out the construction and study of economic and mathematical models describing the influence of individual factors on generalizing the economic performance of organizations.
There are four main types of economic and mathematical models used in the analysis of the effect of individual factors:
the additive model,
the multiplicative models,
multiple models;
. mixed models
additive model can be defined as the algebraic sum of the individual figures. Such models can be characterized by the following formula: An example of an additive model is the balance of marketable products. The multiplicative model can be defined as the product of individual factors. One example of such a model can be a two-factor model, which expresses the relationship between the volume of output, the number of used pieces of equipment and generation of products based on one piece of equipment: P = K B, P - the amount of output; K - the number of pieces of equipment; B - the yield per unit of equipment.
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