جستجوی مقالات مرتبط با کلیدواژه « شرکت آب و فاضلاب » در نشریات گروه « مدیریت »

The purpose of this study was to determine the effect of ethical leadership on organizational citizenship behavior with respect to the role of mediation of rejection in the workplace. The present study is an applied research, descriptive-survey and correlation type. The statistical population of the survey was 350 experts from all of the official water and waste-water Company in Tehran province. Sampling method was selected randomly and the sample size was 184 people based on Cochran formula. The main tool was data collection questionnaire. The Hitler Noel Questionnaire (2009) for Workplace Elimination, Brown and Associates (2005) for Ethical Leadership, and Podsacoff (1991) for Organizational Behavior have been used. Its validity was formally examined by experts and its reliability was checked by Cronbach's alpha. The data were obtained using Structural Equation Modeling and Lisserel software 54/8. Ethical leadership on organizational citizenship behavior with the mediating role of exclusion in the work environment in the water and wastewater company of Tehran province has been able to explain 39% of changes in citizenship behavior. Also, ethical leadership (0.24%) would have an impact on work rejection and rejection in the workplace (0.88%).

The supply chain management debate is one of the most important discussions in the organizations. But there are many social, economic, and environmental problems encouraging organizations to use sustainable supply chain management. Because the sustainable supply chain is to improve the long-term supply chain performance to address the social, economic, and environmental problems of the traditional supply chain. Given that supply chains have grown rapidly in recent years, only paying attention to economic performance for cost optimization cannot lead to sustainable development in the supply chain, therefore, the impact of various activities involved in the supply chain on social life and Environmental issues that lead to sustainable development should also be considered. In this research, the goal of evaluation and ranking of sustainable supply chain suppliers is using the data envelopment analysis method. First of all, using previous studies in this area, we first identify the important variables of choosing sustainable supply chain suppliers according to the economic, environmental and social measures for the District 6 water and sewage company. Subsequently, according to an interview with experts in this area, we reduced the indexes. Finally, DEA models were ranked by the suppliers of sustainable supply chain water and sewage companies in District 6 of Tehran as a statistical population.

Today, due to the limitations and crises in proceeding Water and Wastewater Authority in supplying and optimal utilization of water resources and sewage disposal, management is need and strategic and operational are also planning to enhance the competitive advantage of human societies. The purpose of this study is evaluation of advantages and limitations of urban Water and Wastewater Authority (WWA) of west Azerbaijan and choosing strategies in the development and offering solutions so as to achieve short-term and long-term purposes also offering services and satisfaction customer of WWA. This research is done on the process of formulating the strategic planning model of David, the data from the survey-descriptive study through interviews, questionnaires and study library are also collected. After identifying the internal and external factors of the WWA and put in the SWOT and IE matrix, the resulting scores were in the position of aggressive strategy and Near to competitive position, and then main strategies in these position have been prioritized with Quantitative Strategic Planning Matrix (QSPM). Improvement the methods of providing services for customers using of new technologies, improving the management of relationship with customers, Preferment the quality of drinkable water, implementing the developmental projects and separating of drinkable water from non-drinkable were selected as the most effective strategies. The implementation of strategies based on the highest average scores, Implementation of strategies aggressive (SO) and strategies competitive (ST) are suggested.

The future is not always smooth sailing, and is sometimes marked by crises. Since crisis management is not the organization's daily and routine tasks, most managers are not prepared facing with the crisis. More organizations are often unaware of it and only think about crisis management when it is too late. The aim of the present study is that all employees and managers in ABFA Mashhad Company become familiar towards crisis management and can prevent it in the first place with the provisions and secondly, be ready to deal with the crisis. On the other hand, they can coordinate the activities of internal and external organizations and departments in the five stages of crisis management. Accordingly, the main objective of the research is to produce and identify procedures for crisis management and identifying enable organizations in crisis management and their possibilities in dealing with the crisis.
The present study is an applied research in terms of the purpose and descriptive-analytical in terms of the method and based on a combination of field survey methods, interviews, observations, meetings and other data collection tools such as questionnaires have been utilized as needed. The combination of the methods was used to identify the situation, problems, and solutions. This study consists of 20 questions that have been answered in the process of the research.
Findings: It is obvious that the results of this research project, in addition to promoting ABFA Mashhad Company capabilities for crisis prevention and dealing it, will also lead to the reduction of financial and economic costs.

Water is as a valuable material that is limited and is used for economic sections such as production, infrastructure and services. Urban water distribution network and healthy sewerage system like many other utilities, traditionally was the duties of government. But current experiments show that provision of utilities needed wasn't according to expectations. In law of amendment of article of fourth plan of government development, privatization has been chosen as a solution for solving these problems. What are obstacles of privatization of water and wastewater companies (Tehran)? To know obstacles, some descriptive research with applicatory aim was done. In first questionnaire, 39 experts' opinions were taken about (Tehran) water and wastewater industry section which were faculty member of water and sewage department of university in water and electricity industry, and in second questionnaire 15 persons' opinions was taken. The result of research according to current hypothesis is that there are structural, economic, social and cultural, legal, and political obstacles in privatization of water and sewage companies especially in Tehran to private sector. By using dematel and fuzzy logy, economic, “social and cultural” obstacles as effective and other “legal”, “structural” and “political” obstacles are influenced by two former obstacles. So by decreasing economic, social and cultural obstacles because of affecting on other obstacles, changes in direction of decreasing legal, structural and political obstacles would happen.