Methods of measuring intellectual capital and economic added value

In this studythe intellectual capital of companies listed in Tehran Stack Exchange was calculated through three different methods. Then impact of each method on the economic value added (EVA) and the Price-Earnings Ratio(P/E) were investigated. Methods of measuring intellectual capital are: calculated intangible value model (CVI), conventional model (IC) and value added intellectual capital-Pulic (VAIC) model. The time period and place of research is related to the companies listed in Tehran Stock Exchange during theyears 20072012; and 111 companies were selected. The data were analyzed through regression in EXCEL spreadsheet, SPSS and Eviews8 software. The results of this study confirmed that there is a significant positive relationship between IC and EVA, but theIC-P/E relationship is not significant in the first hypotheses. Regarding the second hypothesis, only the effect of CVI-EVA was confirmed. And the third hypothesis (the relationship between Value Added Intellectual Capital-VAIC and Value Added Capital Employed-VACA) to (EVA) was accepted. So, a significant positive relationship was observed between coefficient of Structural Capital Value Added and P/E.