%0 Journal Article %T MARKETING PROTECTOR AS A BUSINESS TOOL FOR KEEPING COMPETITIVE POSITION IN THE MARKET %A Krivosheeva, E.. %A Yeremeev, A.. %A Shchepakin, M.. %K national economy, crisis phenomena, enterprise, marketing system, marketing simulation, value chain, marketing-behavioral reflection, marketing protector, commercialization changes, competitive advantages, created value, model of competitive position retention %J Vestnik of Astrakhan State Technical University. Series: Economics %D 2017 %N %P 19 %I Astrakhan State Technical University