Explanation of the Audit's Opinion Quality Model based on Moral Intelligence, Spiritual Intelligence and Behavioral Background of Audit Partners

The quality of the auditor’s opinion is an important factor in the long-term survival of audit institutions. In this research, an attempt has been made to provide a model to increase the quality of the auditor’s opinion based on the behavioral background, and moral and spiritual intelligence of the partners of audit institutions. The research method in the qualitative part is grounded theory. Therefore, in-depth interviews with 16 academic and organizational experts were designed and implemented. A questionnaire was designed to evaluate the quality of the auditor’s opinion and the behavioral background of audit partners. The results of the qualitative part indicate that the quality of audit opinion is influenced by five formals, Inclusivism of opinions, quantity, adaptability, and explanatory paragraph, as well as the behavioral background is influenced by the ethical, personality, cooperation, and attitude components. In the quantitative part of this research, 292 questionnaires were completed by the partners and the results of the path analysis showed that the priority of spiritual intelligence, followed by moral intelligence and behavioral background have a direct impact on the quality of the auditor’s opinion. The results of this research can be used to increase the quality of the auditor’s opinions and improve decisions and effective supervision in the field of auditing