The transition of the national economy to market relations has a protracted character and is accompanied by a number of crisis phenomena. They are particularly acute in the investment sphere, primarily in the form of reduced investment in the development of production.

Since January 1, 1991, new norms of depreciation deductions began to operate in the national economy of the country. In the process of their implementation should create economic conditions for active renewal of fixed assets and acceleration of scientific and technological progress in sectors of the national economy, reducing the cost of capital repairs of physically worn-out funds.

Improvement of management of reproduction of fixed production assets (FPA) - the most important direction of increasing the efficiency of public production.

One of the largest and most difficult tasks of economic intensification is the task of ensuring intensive use of fixed production assets

The level of efficiency of the use of fixed assets of mining enterprises is formed at all stages of the reproduction process, long before the moment of their creation and operation.

When solving the problem of optimizing the service life of machinery and equipment, the main thing is the choice of economic criterion. As such a criterion in different periods proposed the equality of costs for the next overhaul of the current and acquisition of new machines, profitability of products, reduced costs, average industry annual economic effect from the replacement of existing machines ...

The dependence of stock return on the duration of operation of mining enterprises is not sufficiently investigated. Determining it would allow more reasonable planning of stock return, taking into account the age characteristics of enterprises, and the availability of quantitative estimates that characterize the relationship “stock return - age of the enterprise”, would contribute to improving the level of sectoral forecasting of stock return ...

With the expansion of foreign economic relations of the USSR the scale of use of imported equipment in industry is increasing. In 1975, the share of machinery, equipment and vehicles accounted for 33.9$ of the total imports of the USSR, or 9045.7 million rubles ....

Open-pit mining in the USSR is continuously growing. In 1975, open-pit coal production compared to 1970 will increase by 52.2-55.2 million tons and will amount to 205.5-208.5 million tons, or 30% of the total coal production in the country. In 1980 and 2000, the share of surface coal mining will be respectively 40-45 and about 70% of the total coal production in the USSR. ...