Learning organizations and knowledge management: Which one enhances another one more?

This paper presents an empirical investigation to detect whether knowledge management (KM) promotes learning organization (LO) or vice versa. The proposed study tries to find out the positive influences of KM components including knowledge acquisition, sharing, and utilization with different LOs dimensions. The study was performed among managers and members of societies of software and computer engineering field in city of Tehran, Iran. One time knowledge management processes were seen as independent variable and another time considered as dependent variables. Pearson correlation and regression analysis were used to test the hypothesis. The results show that KM promotes OLs more than OLs promotes KM

Corporate diversification, information asymmetry and firm performance: Evidence from Tehran Stock Exchange

The aim of this paper is to review the effect of corporate diversification on information asymmetry and firm performance. To test the research hypothesis, a sample of 47 companies listed in Tehran Stock Exchange over the period 2008-2012 based on panel method was taken. In these models, the presence or absence of effects models (fixed or random) is reviewed and finally the best model is estimated. The results indicate that corporate diversification using entropy influenced on information asymmetry and firm performance. With controlling other variables, the results indicate when ENTROP increases one unit, STDRET increases 0.49 unit but with controlling other variables, the results indicate when ENTROP increases or decreases one unit, ROA does not change