Abstract: The research aims to identify weaknesses and advise the Ukrainian Government's managerial concept in economic stabilization during the crisis. There were applied system's methods and functional analysis and control systems' synthesis. It was established that the country has no institute for monitoring and developing a strategy for macroeconomic regulation during the crisis, the Government's inability to compensate for the lack of conceptual substantiation for its decisions, most of which are not timely brought to the final economic entities that negatively perceive the Government's regulatory decisions, suspending from their implementation and even resorting to resistance. Significant deficiencies in the Government's regulatory activities during the crisis were identified, which demands its improvement based on managing economic entities' behavioral concepts in changing environments. Proposals for the selecting behavioral imperative for Ukraine's economy during the crisis and regulatory decisions were developed, considering changes in the management object's stability. The research's theoretical significance is to substantiate the Government's managerial concept during the crisis, and when the possibility of its direct application determines the practical significance. The research's novelty is the behavioral theory's elements application for Government activities. Prospects for further research are related to the substantiation and development of a government's holistic management model during the crisis. The article is theoretical and empirical.