This study aims to identify the impact of knowledge management through its dimensions; namely knowledge creation, storage knowledge, knowledge sharing, knowledge application and technology knowledge on organizational effectiveness based on the managers’ attitudes in private banks in the Erbil city in Kurdistan region, Iraq. To achieve the study objectives, a questionnaire was constructed consisting of (40) questions distributed to a sample of (80) managers and supervisors, (76) of which were returned, while (69) were valid for statistical analysis. The main objective of this study is to design a default model and test in the study field in order to understand how managers can successfully implement the knowledge man-agement to achieve the organizational effectiveness. The study found that knowledge management had an impact on organizational effectiveness according to the study samples per-spectives. Based on the results, the study presents a set of recommendations regarding the knowledge management which most importantly the private banks should adopt in a logical sequence. This could contribute in achieving an organizational environment supportive of enabling an environment to the practice of radical changes.

Dry Port, a supply chain company, strives to bring its workers up to speed in the current VUCA world. The study explores the degree to which ambidexterity affects agility, which can impact organizational effectiveness. The structural equation model with multilevel simulation used to test the research hypothesis. The study indicates that ambidexterity is an influential factor to agility, and that ambidexterity is also an impactful factor to agility and organizational effectiveness. Furthermore, there is also evidence that the power of agility contributes to greater organizational effectiveness, and also that ambidexterity has an impact on organizational effectiveness through workforce agility. To achieve organizational effectiveness in dry port business, mobile devices and social network technology are functional enablers of ambidextrous activities that can allow staff to be agile in handling dry port business tasks.

Management is the basis of all necessary changes required for any organization. In order to reach organizational objectives, it is necessary to use human resources as effectively as possible. All management team members need to know about their own thinking as well as their ideas on reaching common objectives with better outcomes. In this paper, we present an empirical investigation to study the relationship between leadership style and perceived organizational effectiveness by directors and managers in organizations. The proposed study distributes a questionnaire consists of 37 questions among some management team of Agricultural ministry in one of the provinces of Iran. The main hypothesis of this survey examines the positive relationship between leadership style and perceived organizational effectiveness. The other hypothesis is associated with the supportive leadership style and perceived organization effectiveness and the third question is associated with democratic leadership style and perceived organization effectiveness. The results of Spearman-Pearson test confirm all three results, which indicate there is a meaningful and positive relationship between leadership style and perceived organizational effectiveness.

Over the past two decades, two-way communication via web-based exchanges has been a popular method for different activities such as electronic transaction, publication, broadcasting, and other service applications. However, it is always necessary to measure the performance quality of web services using different technique such as e-SERVQUAL model. The proposed study of this paper uses this technique for measuring the quality of Iranian university e-services. The proposed study distributes a standard questionnaire among students who use this service through internet. The results indicate that only efficiency and online service quality in the e-service system are desirable. Managerial implications are represented