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  • List of Articles


      • Open Access Article

        1 - Investigating the effect of economic uncertainty on cost stickiness with emphasis on the moderating role of ownership concentration
        Amir reza Emami Mohammad Hossein setayesh
        The abstract of this research aims to examine the impact of economic uncertainty on cost stickiness with the moderating role of ownership concentration. The target population in this study consists of one hundred companies listed on the Tehran Stock Exchange over a six- More
        The abstract of this research aims to examine the impact of economic uncertainty on cost stickiness with the moderating role of ownership concentration. The target population in this study consists of one hundred companies listed on the Tehran Stock Exchange over a six-year period. Multivariate correlation and regression were used to test the research hypotheses, and Excel and EVIEWS 10 software were used for data analysis and extracting research results. The results of the study indicate a direct and significant relationship between economic uncertainty and cost stickiness. Furthermore, the test results show that ownership concentration has a negative and significant effect on the relationship between cost stickiness and economic uncertainty. Therefore, it can be stated that an increase in economic uncertainty leads to an increase in cost stickiness. The findings of this study suggest a strong and positive relationship between macroeconomic uncertainty variables and cost stickiness. Additionally, with an increase in economic uncertainty, ownership concentration leads to a decrease in cost stickiness. Manuscript profile
      • Open Access Article

        2 - The relationship between forensic accounting indicators and the quality of financial reporting
        Mohammad Reza Borna Rasoul baradaran Hasanzadeh Alireza Fazlzadeh Yones badavarnahandi
        Fraud is one of the effective factors in reducing public trust in reports and financial statements prepared by companies. Due to the lack of fraud auditing in Iran's environmental conditions and the lack of acceptance of this responsibility by auditors as the main super More
        Fraud is one of the effective factors in reducing public trust in reports and financial statements prepared by companies. Due to the lack of fraud auditing in Iran's environmental conditions and the lack of acceptance of this responsibility by auditors as the main supervisors of companies' financial information, users are always faced with problems in verifying the validity of financial statements and the quality of financial reporting. In this regard, the present study was conducted with the aim of examining the relationship between court accounting indicators and the quality of financial reporting in the environmental conditions of Iran. The statistical population of the research includes 130 companies that were selected through systematic sampling during the years 2011 to 2022. The quality of financial reporting was measured as a dependent variable using four Jones, modified Jones, Kasznik and Kothari models. Court accounting indicators were evaluated as an independent research variable based on the fraud prediction model of Boarna et al (2022). The results showed; Forensic accounting indicators in Kasznik model have 66% of the power to explain the quality of financial reporting, while in Jones, Kothari and adjusted Jones models, they are equal to 50, 56 and 30%, respectively. Manuscript profile
      • Open Access Article

        3 - The Impact of Political Connection & Financial Misstatement on Agency Costs: Evidences from Political Agency Hypothesis
        Mohammad Hassani
        This paper assessed the impact of political connection and financial misstatement on agency costs especially in politically connected firms. Agency cost is measured using the ratio of operational expenses to operational sales revenues index. Also, politically governance More
        This paper assessed the impact of political connection and financial misstatement on agency costs especially in politically connected firms. Agency cost is measured using the ratio of operational expenses to operational sales revenues index. Also, politically governance affiliation in either board structure or ownership structure is considered as a proxy of political connection. In addition, managers' multi-period incentives to misstate earnings in financial reporting are based on accruals earnings management. Research population using screening method consists of 204 firms listed in Tehran Securities & Exchange over 10 years period during March 2013 to March 2023. Research hypotheses investigated through multivariate regression models using panel data with fixed effect and generalized least squares method by E.Views software. Empirical findings documented that political connected firms have high level of agency costs significantly. Also, more managerial incentives to misstate earnings in financial reporting lead to increase agency costs level significantly. In addition, high level of earnings misstatement in politically connected firms caused to upward the agency costs level; In fact, these events enhance the interest conflict resulting from agency problems. So, it is aligned to political agency hypothesis, according to which the managers in politically connected firms, provoke agency conflicts due to opportunistic motives and harmful consequences of political connection. Other findings showed that the level of financial reporting misstatement and agency costs in politically connected firms has a significant difference compared to firms without political connection. This indicates the harmful consequences of political connections in Iran. Manuscript profile
      • Open Access Article

        4 - Investigating the impact of sustainability reporting on the creation of added market value by companies admitted to the Tehran Stock Exchange, considering the moderating role of corporate governance factors.
        Mahdi Ershadi Zohra hajiha mojgan safa Hossein Moghadam
        Objective: Today, identifying factors affecting the added value of the market is particularly important in terms of comparing an economic enterprise with other economic enterprises and in terms of the competitiveness of the economic enterprise. This research has been ca More
        Objective: Today, identifying factors affecting the added value of the market is particularly important in terms of comparing an economic enterprise with other economic enterprises and in terms of the competitiveness of the economic enterprise. This research has been carried out with the aim of investigating the impact of sustainability reporting on the creation of added market value by companies admitted to the Tehran Stock Exchange, considering the moderating role of corporate governance factors.Method: In the present study, the required data were extracted from Rahavard Navin software, financial statements of companies and Sandakavi, as well as Kodal website. The statistical population of the present study is all the companies admitted to the Tehran Stock Exchange in the period from 2012 to 2022. In order to test the research hypotheses, the combined data model was used. The software used for data analysis is Stata version 14.Findings: The results of the research hypotheses test show that the creation of added market value by the company has a favorable effect of sustainability reporting. In other words, improving sustainability reporting can significantly increase the ability of the company and the management that has the task of leading the company to create added value in the market. In addition, corporate governance factors as a control factor can cause synergy in the relationship between sustainability reporting and creating added market value by the company. Manuscript profile
      • Open Access Article

        5 - The Effect of Corporate Governance on Corporate Performance in Moral Hazard Circumstances
        sadaf Nakhjavani bita Delnavaz
        Following the separation of the management of companies from their ownership and the creation of representation issues, as well as the increase of information asymmetry between managers and owners, the issue of the quality of internal controls and the corporate governan More
        Following the separation of the management of companies from their ownership and the creation of representation issues, as well as the increase of information asymmetry between managers and owners, the issue of the quality of internal controls and the corporate governance system has become very important and can act as a tool to protect the interests of interest groups. and enable the correct use of management resources for optimal investment with the aim of maximizing the wealth of the owners and providing efficiency. This research aims to study an aspect of the economic consequences of the position of corporate governance in Iran, and examines the impact of corporate governance on the performance of the company in the conditions of moral hazard in companies listed on the Tehran Stock Exchange. In this regard, 110 companies were selected for the period of 2016-2021. The purpose of applied research and its methodology is post-event type. The combined data approach has been used to test the research hypotheses. Eviews statistical software was used to test research hypotheses. The results showed that corporate governance mechanisms improve the company's performance. Also, when moral risks are high, the existence of corporate governance mechanisms improves performance. Manuscript profile
      • Open Access Article

        6 - Corporate governance based on Information technology governance
        Mehdi zeynali
        In companies, the central control authority is the board of directors. The board of directors is a group of managers who oversee the overall operations of the company. Board oversight ensures that the company complies with national and corporate laws and regulations. Th More
        In companies, the central control authority is the board of directors. The board of directors is a group of managers who oversee the overall operations of the company. Board oversight ensures that the company complies with national and corporate laws and regulations. The board of directors controls and directs the activities and processes of the company to ensure the sustainability and survival of the company. Information Technology Governance (ITG) is the process of managing and controlling key IT capability decisions to improve IT governance, ensure compliance, and increase the value of IT technology investments. IT governance is centered around ensuring that the organization understands how IT decisions impact business value creation. The purpose of this review research is to review the corporate governance literature with the information technology governance approach and provide a model for the establishment of information technology governance in the power transmission industry as one of the effective factors on corporate governance. The review of the research background and the case study in the power transmission industry showed that the need for supervision has caused the information technology governance to be included in the corporate governance codes and practices in order to strengthen corporate governance by creating real time reporting and information transparency. provide for investors to enter this industry. Manuscript profile
      • Open Access Article

        7 - The Effect of Corporate Governance on Corporate Diversification with an Emphasis on Earnings Opacity
        Zahra Shekari Astyar سعید انورخطیبی
        According to the agency conflicts hypothesis, managers' ability to distort and hide information depends on the degree of complexity of the organization. Companies with complex organizational environments and more agency problems have high diversification compared to oth More
        According to the agency conflicts hypothesis, managers' ability to distort and hide information depends on the degree of complexity of the organization. Companies with complex organizational environments and more agency problems have high diversification compared to other companies. However, mechanisms are needed to control the opportunistic behavior of managers. Therefore, the purpose of this study is to investigate the impact of corporate governance on corporate diversification, emphasizing the lack of profit transparency in companies listed on the Tehran Stock Exchange. In this regard, 110 companies were selected for the period of 2016-2021. The purpose of applied research and its methodology is post-event type. The combined data approach has been used to test the research hypotheses. Eviews statistical software was used to test research hypotheses. The results showed that the use of corporate governance mechanisms limits managers' motivation to diversify. On the other hand, when profit opacity is high, corporate governance mechanisms are not capable enough to limit the incentive of corporate diversification. Manuscript profile