Explaining the role of personality and structural characteristics of management on the competitiveness in the market of products of companies listed on the Tehran Stock Exchange: Emphasis on data mining models and data envelopment analysis

This study the effect of a set of personality and structural characteristics of management (including short-sightedness, optimism, conservatism, independence, gender diversity of the board, stability and ability of management) on competitiveness in The market of products of companies listed on the Tehran Stock Exchange has been discussed. This study uses a sample of 144 companies listed on the Tehran Stock Exchange in the period 2007-2007 and using statistical methods such as data envelopment analysis, regression model based on panel data and Data mining methods (neural network model and decision tree) have been performed. Findings of regression methods showed that among the studied variables, short-sightedness, board independence, stability and management ability had a significant effect on competitiveness in the products market. Comparison of the results of regression methods and data mining models showed that among the characteristics of management, only the variables of short-sightedness, ability and robustness of management had a significant effect on competitiveness in the market of products of companies