investigating the effect of social capital on organizational citizenship behavior by mediator of job effort

today, banks should take organizational citizenship behavior into consideration and provide proper sub-structure for competition in terms of banking, attracting and keeping costumers, as well as  profitability. one of those necessary substructures for organizational citizenship behavior is the social capital. for this purpose, this article addressed an assessment of the intermediation of job effort role in effectiveness of social capital on the organizational citizenship behavior, in addition to studying the effectiveness of social capital on the organizational citizenship behavior. the statistical population of this study consists of the pasargad bank staff of tehran. this study has been performed on a sample of 130 individuals of pasargad bank staff of tehran using simple random sampling method. the survey method is descriptive and of correlational kind; a questionnaire has been used for gathering data. data analysis has been done using equation modeling method in lisrel 8.8. the research findings demonstrate that the social capital and job effort have positive and significant impact on the citizenship behavior, but the social capital couldn’t influence the job effort.