In knowledge-based economy, intangible assets such as knowledge and intellectual capital are becoming the new core competencies. Intellectual capital is an asset that increases its value as it is used; therefore investments in intellectual capital and knowledge represent power and profitability. This paper proposes to highlight the synergy between investments in intellectual capital, a valuable and strategic asset, and achieving and sustaining competitive advantage and organizational performance in knowledge-based society. Intellectual capital becomes the essential part of the system of contemporary economic and sustainable development, the company is seen as a means to create, integrate, store and apply knowledge. Every organization holds ...