The model of strategy proposed by the socio-economic theory of organizations favors the role of human potential. Cohesion is a predisposition of individuals and groups to synchronize and cooperate. Cohesion appears as one of the major factors of success of endogenous and pro-active strategies. This internal cohesion - bedrock of the organization - enhances sustainable strategic organizational performance. We will analyze through this qualimetric research, based on 35 cases of companies and organizations, that the organizational leverage - or multiplier- effect constitutes an Intangible Investments on Qualitative Development of Human Potential (IIQDHP) through the cohesion degree and sustainable socio-economic performance.
Key-words: cohesion, socio-economic theory, strategic bedrock, leverage effect, Intangible Investments on Qualitative Development of Human Potential (IIQDHP)