Fatemeh Akbari Pasham, Mohammad Hakkak, Zahra Akbar, A Critical Investigation into the Impact of Social Capital on Workforce Productivity (Case Study: Niksan Refrigerator Firm in Saveh, Iran), The Social Sciences, Volume 11,Issue 26, 2016, Pages 6361-6368, ISSN 1818-5800, sscience.2016.6361.6368, (https://makhillpublications.co/view-article.php?doi=sscience.2016.6361.6368) Abstract: This study aims to investigate the impact of social capital on workforce productivity among the employees of Niksan Refrigerator Firm in Saveh, Iran. This research is qualitative and applicable regarding the data and nature, respectively. Also, it is categorized as a descriptive-surveying research. The statistical universe of the research includes all the 120 employees of Niksan Refrigerator Firm. Out of the entire sample, the sample size was estimated 92 individuals using Cochran’s formula. In this study, standard questionnaires were utilized for data collection. The research data were analyzed using Spearman correlation as well as the regression analysis methods by the means of SPSS19 Software. The results demonstrate that, at 95% confidence interval, a significant positive association exists between social capital (structural relational cognitive) and productivity. Keywords: Social capital;workforce productivity6;dimensions of social capital;relationa;cognitive