Study the Impact of the Determinants of Intellectual Capital in the Companies Accepted on Tehran’s Stock Exchange in Different Industries

Knowledge is the strongest production engine. Besides as the key of economic resources, perhaps and often knowledge has turned into the only competitive advantage resource. In fact, in many countries of the world knowledge-based business environment requires a new model and nomenclature encompassing the intangible factors of the organization; under this circumstance, the newfound topic of intellectual capital has attracted an ever-increasing attention towards itself. As a part of intellectual capital, human capital is one of the most important resources on which the company relies to improve its effectiveness and performance to be able to obtain competitive advantage. Human capital is the fundament and basal of intellectual capital and the primary element for performing its duties. In order to conduct the research, 8 active industries in the time domain of the research (2004-2012) which is a sample consisting of 89 companies with systematic elimination method has been selected. The statistical method used to implement multiple regressions by utilizing combined least-squares method. To study the role of industry type in the research, we made use of dummy variable and step by step method. Regression results simultaneously show that, obstacles to entry and return on the investment in the intellectual capital have a negative impact on human capital function and relative efficiency, profitability and risk have a positive influence on human capital performance