It is necessary to notice that the allocated kinds of an estimation are not crossed only in the event that they differ to an essential sign on which they are classified. Компьютерный стол для ноутбука. Необходим широкий компьютерный стол по рыночным ценам. estimations entering into different classes to different signs, can be crossed in the most various image and for this reason the information containing in them can be used at a substantiation of the most various administrative decisions, realisation of various functions of management (perspective management, an operational administration, the control).

In the course of estimation formation correctly organised information base has Great value.

The Information base of an estimation represents set of definitely organised data about the results of economic activities reflecting various aspects of functioning of industrial object. The information file is formed of the planned, standard, registration, accounting data and the analytical information.

In structure of an information file data on actual results of economic activities and on indicators as base of comparison are allocated. Streamlining of the initial information in special tables allows to simplify procedure of construction of an estimation and provides presentation of made operations.

Actual indicators Brought in tab. 5 are corrected by results of the analysis: the sums received owing to action of external factors (change of the prices, tariffs, nomenclatures etc. are subtracted or increase.), managing misconduct (the profit received as a result of infringement of the prices, deviations on requirements of standards and specifications etc.).