نشریه پژوهش های حسابداری مالی و حسابرسی
پیاپی 51 (پاییز 1400)

The announcement of the unexpected adjustment of earnings per share by corporations is important news and information in evaluating investors' future earnings and thus determining their price. There has been a lot of research around the world on post earnings announcements drift of stock price and most of these findings suggest additional abnormal returns if post earnings announcements trading strategies are applied. In this study, based on the sample of Tehran Stock Exchange companies for the years 2009 to 2018, we specifically examine possibility of earning abnormal return based of post earnings announcements drift. We divide the EPS adjustment groups into six groups, the first three groups are related to negative earnings adjustment and the next three groups are to positive earnings adjustment; Group 1 represents the most negative earnings adjustment and Group 6 represents the largest positive earnings adjustment. Significance of the results was evaluated using by the Newy-West t-test. Results show that: abnormal return can be earned on the Tehran Stock Exchange based on post earnings announcements for positive adjustments in the short and long term, especially for the adjustment group between 10% and 40%. And can be earned are for negative adjustments for the short term, especially for adjustments between 10 and 40 percent

Nowadays, psychological factors of investors with cognitive aspects can influence investment decisions. Behavioral financial perspective shows that some changes in securities prices have no fundamental reason and the emotional behavior of investors plays an important role in determining prices. The aim of this study was to investigate the effect of investors' emotional behavior with the role of moderator of public confidence in stock prices in companies listed on the Tehran Stock Exchange. This research is correlational in nature and content. In this research, the information related to 142 companies listed on the Tehran Stock Exchange, which have formed a statistical sample, has been analyzed in the period of 2011-2011. The results of this model show the emotional behavior of investors with the moderating role of public confidence on the stock price in companies listed on the Tehran Stock Exchange. Also, the adjusted coefficient of determination of the model is 0.446. This means that the independent variables of the research model can explain 44.6% of the variances of the dependent variable stock price

Societyhas gradually realized that corporations’ activities have some implications for it. By disclosing information beyond financial information, companies can perform a part of their accountability to the community and provide a better decision-making environment for stakeholders. The purpose of our study is to analyze the relation between corporate social responsibility (CSR), accounting information quality and audit report in companies listed on Tehran Stock Exchange(TSE). For these purpose, 130 companies have been selected from 2011 to 2016. In order to measure CSR as the independent variable, we have used American Institution criteria known as KLD annually utilized to rate the organizations according to the social and environmental criteria. In addition, to measure accounting quality and audit report, we have used absolute accrual estimation error and unqualified/qualified report criteria. Our results show that corporate social responsibility increases the quality of accounting information and leads to better auditors’ reports

Nowadays, investing in philanthropic activities as a part of social responsibility has become more and more important, as it is expected to have important implications for corporate strategic planning and business risk. Therefore, the present study investigates the impact of philanthropic activities on corporate cost of equity. For this purpose, firm’s donations to charitable and beneficial organizations are used to measure philanthropic activities, as well as OSM and capital asset pricing model were employed to measure the cost of equity. The research hypothesis was also investigated using a sample of 63 companies listed in Tehran Stock Exchange by using multi-variable regression model based on panel data technique and Eviews econometric software. The results showed that investing in philanthropic activities reduces the cost of equity capital. Also, the results of the sensitivity analysis test indicate that the use of alternative measure for cost of equity capital has no effect on the main results of the study and our results are robust. The findings of this study not only fill the gap in the field, but also help managers,investoes and capital market regulators make informed decisions

The purpose of this paper is to investigate the optimal timing of capital investment, financing and financing. The statistical population of this research is Tehran Stock Exchange firms. The number of firms listed as the sample is considered. The respondents were asked to answer the questionnaire. This research is among applied research and in terms of method, it is a descriptive study of survey type. Then, using partial least squares approach, the relationship between research variables and main model of research is studied. The raw data obtained from the statistical society were analyzed using appropriate statistical techniques and smart pls software the results showed that there is a significant relationship between optimal operating time and cash assistance. There is a significant relationship between debt financing and cash assistance. There is a significant relationship between investment and cash flow.

Financial distress is a serious issue for the economic life of countries and forecasting distress for various groups including managers, banks, investors, policymakers and auditors is of great importance. The purpose of this study is to provide a combined three-dimensional model (financial, economic, sustainability), two-dimensional model (financial and economic) and one-dimensional (financial) in predicting financial distress of companies and also comparing the predictive power of models with component analysis approach. It is the principle that using the post-event approach (through past information) is of the descriptive-correlation type and based on the objectives is also of the applied research type. Also, the statistical population and spatial scope of this research, listed companies and its time domain. Using the systematic removal method, 113 listed companies were selected as a sample. The results showed that the three-dimensional hybrid model (financial, economic, sustainability) has a high predictive power for helplessness

This study examines the effect of reducing processes in organizational silence of companies on the ethical courage of internal auditors. It is conducted based on a survey-correlation method. Furthermore, it also focused on the responses of 183 accepted internal auditors on the stock exchange. Then, partial least squares analysis method was used for the findings in 5 frameworks. Moreover, items like positive statesalong with being independent in doing internal auditing responsibilities and perceived support of the supervisor on courage of internal auditors were carefully considered. Findings show that self-efficacy, level of hope, resilience and perceived support of the supervisor on courage of internal auditors have positive and significant effect as the reducing processes in organizational silence of companies on the ethical courage of internal auditors. Finally, it was concluded that more perceived support of the supervisor will end up to more courage on the behavior of such auditors in their performances

Despite the importance of identifying retirement benefit obligations and the challenges associated with them, the application of the requirements of this standard has not yet been thoroughly investigated. The purpose of this study is assessing the Challenges of applying the requirements of accounting Standard of Iranian accounting Standard of employee retirement benefits (NO.33). using mixed method of qualitative and quantitative approaches. Thus, in the first phase, In order to evaluate the level of compliance with requirements of accounting Standard by companies, financial statement information and auditor report were analyzed using the statistical method of binomial tset. In the second phase, in order to assessing the Challenges of applying the requirements of accounting Standard, questionnaires and interviews were used to obtain expert opinions. The results of the first phase of the study ndicate that the requirements of the standard have not been operational. In addition, the results of the second phase of the study ndicate that all the requirements are understandable and lead to proper representation of information and all requirements except for the requirements of Actuarial calculations are efficient. Also in all aspects examined, the requirements of standard NO.33 are not enough. As for the operational requirements of the standard results of the survey, indicate that some of the requirements have challenged the implementation of Standard 33. Such as calculating the benefits of retirement based on actuarial, Due to the lack of actuarial standards and lack of knowledge in the field of actuarial, also Calculations of the fair value of assets, Due to the Lack of markets for some assets

The flow of information in the market environment affects the behavior of market participants. It is natural for market participants to have a different share of this information flow. The purpose of this article is to investigate the effect of financial constraints, business strategies and corporate governance on the value of information and changes in the distribution of accounting information.In order to investigate the subject of the study, after extracting data related to companies listed on the Tehran Stock Exchange, the composite data regression model has been used to test the research hypotheses.Information asymmetry pricing decreases in the face of high financial constraints. It is also lower at higher levels of corporate governance. On the other hand, pricing information asymmetry is higher at levels with bold strategy.Financial constraints lead to differences in the cost of capital between companies with high information asymmetry and companies with low information asymmetry. , Pursuing a market-based and innovative strategy requires investing in several new technologies to design products and explore new markets.

The present paper investigates the effect of establishing a direct subsidy system on profitability indicators (sales return rate, shareholder return rate, asset return rate) within the framework of political economy theory. The statistical population of the present study is Tehran Stock Exchange, which 168 companies were selected as the sample of the study from 2006 to 2020 period. In order to perform statistical analysis in the present studymultiple linear regression method with panel-effects method was used. Findings from the analysis of research data show that profitability indicators decreased in the period after the establishment of the direct subsidy system. Also other findings show that the accruals based earnings management has increased in the period after the establishment of direct subsidy system. Based on the findings of the present study, it can be concluded that subsidizing targeting plan has reduced the profitability of companies and increased accrual-based earnings management through cost pressures on producers