Background: Researches show that the perception of role overload in employees had a relationship with the occurrence of job accidents. Such ways can act as barriers against the harmful effects of work environment on the health and increase in cognitive and support resources including job self-efficacy and organizational support. The purpose of this study was to determine the predicted power of ...

the present study is paid to the evaluation of the welfare program of the unemployment insurance in iran. the main purpose which was the main reason for performing this thesis, was the unemployment insurance plan’s challenges in iran such as financial problems of this plan, prolongation of the credit receipt for some insured people, unemployment slow exiting from the unemployment insurance fund...

this study investigated the effects of manipulating the cognitive complexity of tasks along +/- few elements and the time limits on l2 learners writing performance. to conduct the study, 60 iranian efl learners with two levels of proficiency, low and high intermediate, were selected and assigned to three groups based on the time devoted to task completion. the participants performed both a simp...

in civil engineering concrete is a material combined of hydraulic cement, sand, gravel and water. gravel and sand compose 60 to 70 percent of concrete. these aggregates support compression force of concrete. cement paste acts as glue to stick grain together. in bushehr factories producing aggregates do not operate according to astm standards, so that fineness modulus (fm) of the produced sands ...

Background: Ethical leadership represents the leader's proactive efforts to influence followers' ethical and unethical behavior and Follower work attitudes such as perceived organizational support, affective commitment and normal behaviors. The purpose of this research was to test the relationship of ethical leadership and ethical context with affective commitment that mediating the role of per...

to teach english adequately, qualified teachers are needed. unfortunately, there are still teachers who are teaching english without an academic degree in tefl. it is necessary for teachers to have a major in english to have subject knowledge, but it is not sufficient. teachers need to have an understanding of the social, cultural, moral, ethical, and pedagogical issues of education and practic...