Abstract: In this study, we studied basic concepts and indicators of economic security at various levels of social and economic system. The matic justification is conditioned by increase of external and internal threats caused to economies of all countries. We have performed the analysis of existing methods of evaluation of economic security, related to usage of statistic data and statistic means of their processing. We have revealed the necessity of formation of balanced complex of indicators that allow improving the process of managing market relations and state social and economic policy. For investigation of effective indices and rules of economic security institutional approach has been applied which provided interconnection between motives of market conduct, principles of commercial activity and mechanisms of state control. We have suggested original researcher’s model of institutes of economic security that includes institute of risk and credibility assessment in economic relations, institute of market and state relations’ quality, regulations on managing level of economic security, norms of exchange of economic security factors at various levels of economy. Basing on institutional approach measures for promotion of economic stability institutes have been developed. Some priorities have been identified in state financial and industrial policy which are related to provision of extended reproduction of corporative economic sector which consist in provision of faithful competitive environment, free access to financial resources and technologies. Factors of increasing creative and entrepreneurial activities of market participants have been detached which allow providing general high level of social policy, education, healthcare, culture and employment of population.