The authors give the translation to Russian and interpretation of the theoretical part of the article by wellknown American economists North and Wallis "Measuring the Transaction Sector in the American Economy, 1870-1970".
Problems of ecological security and it's economic aspects are considered amid market relations. The notion of 'ecological security' and it's criteria are defined. Attention is given to basic active regulatory documents of ecological security.
Some peculiarities of value judgment of economic security in enterprises are considered on the basis of their economic creditworthiness. Method of creditworthiness determination is set forward. Estimation results of Tatarstan are recorded.
The most widespread schemes for tax evasion are examined, the consequences of their application are analyzed and directions for increasing the effectiveness of fiscal control in the
Some common traits of financial crises are analyzed, and the possibilities for their application to increase the stability of the Russian financial system are explored.
Some methodological principles for the analysis of economic security especially significant for modern conditions are examined.