Amir Hushang Nazar pouri, Reza Sepahvand, Najmoddin Mousavi, Yousef Zarnegarian, Identifying Key Competencies Affecting Competitive Advantage (Case Study: Iranian Dairy Industry), International Business Management, Volume 10,Issue 27, 2016, Pages 6250-6255, ISSN 1993-5250, ibm.2016.6250.6255, (https://makhillpublications.co/view-article.php?doi=ibm.2016.6250.6255) Abstract: This study aims to examine the effect of key competencies on competitive advantage. The research method is a survey-analysis method. The statistical population consists of senior, middle and operational managers of dairy industry of Iran. Sampling method is simple random sampling method which includes 118 members of the target population. The research measurement tool is standard researcher-made questionnaire and the data collected from the Partial Least Squares Method (PLS-SEM) was analyzed using SMART-PLS2, SPSS21 Software. The results show that key competencies include entrepreneurial competence, innovative competence, intercultural competence, functional competence and marketing competence that have a significant positive impact on competitive advantage. Keywords: Competitive advantage;key competencies;dairy industry;partial least squares method;Iran