The industrial equipment protection is an important part of important economic targets protection.

Therefore,based on the nation security and development stratagem, it is necessary to realize the significance of important economic targets defense in non-war military operations,to actively study defense technology and information system security defending ways, and to build scientific defending system to improve the ability of important economic targets\' defense in non-war military operations.

Facilitating the overall development of the people is an important goal of socialism - Some notes on reading General Party secretary Jiang Zeming s Address on July 1st, 2001;

砊he author solves the problem of the best restricted resource ration needed to reach the realistic economical goal in the economical system and the corresponding profits goal by means of the analysis tool of the best plan price and taking advantage of the method of economical quantities.

In the early stage of market economy, enterprise inevitably gives rise to ethic cost such as infringing upon main humanity, damaging social equality, destroying ecological balance, trampling on the institutional civilization in the process of achieving economic goal.