بهمن بنی مهد

The purpose of this study, is create a challenge and discussion concerning the existence of information about the Bitcoin price and return, which suggests the relationship of information and the strong performance it. The information trends are available at different time periods and the summary data related to the statistical descriptions for the price and return index are also discussed. In this paper we show a significant correlation between the price trend and return in the Bitcoin that has been confirmed by various statistical methodology. Using statistical tests and reviewing trends and relationships between the variables, planning can be done to invest in it and its performance or inefficiency can be tested. The results of this research shows a significant and positive relationship between the price and return of Bitcoin.

Tax avoidance is making use of legal loop holes to display an individual's financial situation as if it were lower than what it is in order to decrease the amount of income tax owed. Behavioral economics and taxation literature indicate that psychological factors can provide further insight on accountants' financial decisions. The literature claim that tax compliance can be influenced by an individual’s personality and beliefs. Therefore, in this research, the effects of psychological variables including Machiavellianism, emotional manipulation and moral foundations are examined on tax avoidance in accounting and finance professions. The aim of this study is to investigate the role of Machiavellianism and emotional manipulation as two negative attributes of human beings and moral foundations in tax avoidance in listed and unlisted firms. For this purpose, a sample consisting of 500 accountants and financial managers of listed and unlisted companies of Tehran stock exchange was selected. This study is an applied and descriptive survey. The hypotheses of the research have been analyzed by structural equation modeling using Lisrel software. The evidence of this study show that Machiavellianism has a positive and moral foundations have a negative effect on tax avoidance. But, this study doesn’t confirm any significant relation between emotional manipulation and tax avoidance. This paper also states that social and psychological variables  would  explain the tax avoidance phenomenon.

Background: The auditing profession has a critical contribution in upgrading information transparency, economic health, and confidence in the community. With the spread of financial corruption, ethical whistleblowing as a control mechanism and part of corporate governance was raised as an essential approach to prevent and identify immoral behaviors. This study aimed to investigate the effect of professional commitment on auditors' ethical whistleblowing, emphasizing the moderating role of gender and age variables. Method: The method of the present study is descriptive-survey in terms of data collection, and applied from the point of view of purpose. The statistical population of this study includes all auditors working in private institutions under the membership of the Society of Certified Public Accountants. The statistical sample consisted of 392 participants selected using simple random sampling method and via the Cochran's formula. The data of the study were collected using a standard questionnaire tool. To investigate the effect of research variables on moral warning and also to fit the proposed model, the structural equation modeling method was performed using the Smart PLS software. Results: The research results indicated that professional commitment has a positive effect on ethical whistleblowing. The variables of gender and age also have a moderating effect on the relationship between professional commitment and the level of independent auditors' ethical whistleblowing. Conclusion: In accordance with the findings of this study, strengthening professional commitment leads to the development of ethics and ethical whistleblowing and health the economic atmosphere. Article number: 46

Introduction: The existence of moral behavior in the auditing profession is of special importance. Moral identity is defined as a person's commitment to perform ethical behaviors, which can be influenced by many individual factors. Personality is one of these factors. In this regard, this research was conducted with the aim of investigating the relationship between Machiavellianism and auditors' moral identity, considering the role of gender. Material and Methods: This is an applied research and of a descriptive-correlation type. Statistical population of the study consists of auditors working in private audit institutions. The statistical sample includes 228 people who were selected using the available sampling method. The research variables were measured using standard questionnaires, and finally, multivariate regression was used to analyze the collected data. Results: The results of data analysis showed that Machiavellianism has a negative and significant effect on auditors' moral identity. This effect is more intense for women auditors than men. Conclusion: The results of this research can help to know the individual factors affecting the moral identity of auditors, in addition to the development of behavioral accounting literature, it can provide useful information to the legislators and policymakers of the profession and finally increase the motivation of ethical behavior of auditors