With the expansion of the quality level of activity as well as the widespread development of economic affairs, financial and investment decisions are among the most complex issues that arise in order to obtain the best return and desirability in the best conditions. In this regard, financial managers, given the primary responsibility for these decisions, seek to establish relationships between the factors of the firms in the firm, including investment opportunities. The purpose of this paper is to examine the relationship between management ability and political connection with investment opportunities. The QT ratio and market to book ratio (MTB) are used to measure corporate investment opportunities. Methodology: Corporate political connection is defined by Fasio's political cost variables and the use of the TOPSIS multi-criteria decision-making models and the Shannon entropy weighting method. In order to test the hypotheses, 116 companies listed in Tehran Stock Exchange during the period 2014-2019 were selected for the sample. Findings: The results of the analysis using the generalized least squares hybrid regression (GLS) method indicate that there is a significant and positive relationship between management ability and investment opportunities in Tehran Stock Exchange companies. There is a negative and significant relationship between political connection and investment opportunities. The political connection also does not affect the relationship between management ability and investment opportunities. Originality/Value: The purpose of this paper is to examine the relationship between management ability and political connection with investment opportunities. The QT ratio and market to book ratio (MTB) are used to measure corporate investment opportunities.
Human resources are the most valuable assets of any organization. Considering the importance of employees' productivity, this research aimed at identifying factors affecting human resource productivity using the experience of countries in scientific and technological organizations. Methodology: For this purpose, using comparative studies approach and using the experience of scientific and technological organizations from Germany, England, Turkey, Taiwan and South Korea, firstly, the most important factors affecting human resource productivity were identified and evaluated. Findings: The results show that the components of organizational support, education and learning, organizational culture, job satisfaction, staff motivation, organizational structure, effective leadership and management, competitiveness and creativity and innovation have a significant effect on human resource productivity in scientific and technological organizations. Originality/Value: Since the determination of relations between variables and types of variables can lead to better understanding of the subject and make appropriate decisions, it is suggested to managers of scientific and technological organizations to work in order to promote the components in light of the nature of each variable, Improve and change the productivity of your organization.
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