The objective of this research work was to analyze and assess the impact of ethics on the regulation of managerial activity. The conceptual analysis was devoted to the study of the regulatory role of ethics and the influence of its determinants: the partners , the the societal principles. The ' expectations leader's exemplarity and conceptual study was also dedicated to identifying the axes of regulation: the performance level, the manifested conduct and the mobilization of energies. The

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... al analysis conducted with a sample of public organizations confirmed the decisive influence of ethics on the regulation of their managerial activity. The empirical results demonstrated that the influence of ethics on the axes of regulation is exerted through the leaders exemplarity, in first position, and the societal principles, ' in second position.