نشریه قضاوت و تصمیم گیری در حسابداری
پیاپی 1 (بهار 1401)

The aim of this paper is to find the answers to hypotheses such as, can CEO's overconfidence lead to increases in their action towards management of Cash Flow from Operations (CFO) , do Cash Flow from finance (CFF) and Cash Flow from investment (CFI) have the effect on the relation between CEO's overconfidence and the management of Cash Flow from Operations? The samples used in this study are all companies listed on the Tehran stock exchange, that based on the systematic elimination sampling method, 146 companies or in other word 876 year-firm was selected as statistical sample. This study is correlation analysis of post-event panel data. Multiple linear regression and logistic regression were used to test the hypothesis. Stata software version 15 and Eviews version 12 were also used for statistical analysis. The result of testing the research first hypothesis shows that the CEO's overconfidence has positive effect on the management of Cash Flow from Operations. The second finding also indicates that, Cash Flow from finance (CFF) and Cash Flow from investment (CFI) have the negative effect on the relation between CEO's overconfidence and the management of Cash Flow from Operations.

The objective of this research is conceptual explanation of the effectiveness of Trading Volume around Earnings Announcements. The method of the present research is the method of historical cognition in the framework of library studies and is of the type of theoretical-critical research and based on research related to the subject.In general, the analytical approach has at least 4 important features; First, this view is often textual, meaning that it accepts that accounting has economic, political, and social implications. Second, this theory seeks participation and interaction. This means that it is always looking to change or improve accounting practices. Third, it is related to both micro (individuals and organizations) and macro (profession and society) levels, and the fourth is interdisciplinary and relates to, borrows from, and combines with other systems. Therefore, the critical view is more related to the accounting profession, system and procedures than traditional studies.The principle of disclosure is considered as one of the principles of accounting and according to this principle, all information related to the activities of the company should be provided to various groups in an appropriate and timely manner. In other words, information disclosure can be used to transfer information from a specific domain to a general domain. Proper and quality disclosure will improve transparency and reduce information asymmetry and market effectiveness.The effects that determine fluctuations in the capital market are innumerable. Past, present, and even neglected events are reflected in market prices, but often do not show a clear relationship with price changes.The results of this study provide useful theoretical information for policy makers and institutions that develop accounting standards on the quality of financial reporting for investors and develop the results of behavioral research in the field of finance.

The purpose of this paper is to study the effects of internal control weaknesses on tax avoidance for the companies listed in Tehran Stock Exchange (TSE). Hence, an attempt will be made to answer the following question: “Is there a significant relationship between internal control weaknesses and firms’ tax avoidance?” The research population composes of total companies listed in the TSE and statistical sample composes of 76 companies. The regression and analysis of variance whit SPSS-22 and Eviews- 9 software is used for testing hypothesis of the research. The results suggest that there is a positive relationship between internal control weaknesses and firms’ tax avoidance. Also, the results showed that the effective tax rate is low for companies with high weaknesses in internal controls, but this does not apply to book tax differences.

Recently, research related to environmental management and green supply management has considered environmental motivation as an organizational motivation affecting performance. Such motivations can reflect a combination of organizational motivations, shareholder motivations, and ethical motivations. The purpose of this study was to evaluate the impact of environmental orientation on financial performance with emphasis on the effects of green supplier management and communication capital. The statistical sample consisted of 392 managers and experts of stock exchange companies who were selected using random sampling method. The type of research was applied research in terms of purpose and descriptive-survey research in terms of data collection with a description of structural equation modeling. Examining the results of the analysis, testing the hypotheses showed that environmental orientation has a positive effect on financial performance. Also, environmental orientation has a positive effect on the green management of the supplier. Analyzes showed that supplier green management has a positive effect on financial performance. Finally, the effect of capital adjustment on the relationship between environmental sustainability orientation and financial performance was accepted.

The purpose of this study is to analyze the level of information technology on the risk of litigation against the auditor with emphasis on the role of audit quality and auditor expertise. This research is applied in terms of purpose and in terms of methodology of correlation is causal (post-event). The statistical population of the study was the companies listed on the Tehran Stock Exchange and using the systematic elimination sampling method, 127 companies were selected as the sample of the research. The method used to collect information is a library and the relevant data for measuring variables were collected from Kedal website and companies' financial statements and to test the research hypotheses, Steta software version 15 was used. The results showed that there is a direct and significant relationship between the level of information technology and the risk of litigation against the auditor and also the variable of audit quality with a positive coefficient of direct and significant moderation on the relationship between the level of information technology and the risk of litigation against the auditor. In the third hypothesis test, it was observed that the auditor's expertise has no significant effect on the relationship between the level of information technology and the risk of litigation against the auditor.

The purpose of this study is to investigate the relationship between ethical theories and ethical behavior in auditors' judgments. Ethical behavior is an important and vital issue for the auditing profession, without which public trust in the profession will be damaged and harmful effects will be felt on the profession. This research is an applied and descriptive-correlational study and its population include various auditors in the country, 164 of whom were selected using simple random sampling. Structural equation analysis and Smart PLS software were used to test the hypotheses. The general findings of the study show that there is a significant relationship between the theories under review and ethical behavior in auditors at the level of 77%. Also, the findings showed that other theories of altruism (22%), justice (29%), benevolence (58%), and virtue (21%) have a positive and significant relationship with ethical behavior in auditors. Also, there was no significant relationship between theories of conscientiousness and utilitarianism with ethical behavior in auditors. Examination of control variables also showed that there is no significant relationship between age and gender and the ethical behavior of auditors. Given the importance of professional ethics in auditing and the importance of philosophy of ethics and ethical theories to promote professional ethics, it is necessary to pay more attention to this issue to increase the level of professional ethics in the future.