Studying the Effect of Competitive Strategies on Corporate Social Responsibility System (Under Study: Supreme Service and Production Corporations in Iran)

Nowadays Corporate Social Responsibility (CSR) seems to be mandatory for organizations to gain environmental legitimacy and to keep maintaining environmental sustainability as well. CSR has a positive effect on organization credibility, and, it can be considered too as the competitive advantage for any firm. for analyzing the impact of competitive strategies on both environment commitment and social engagement dimensions of CSR, it's estimated 381 the minimum size of sample, by cohen's d formula. Finally it's distributed among 450 big and reputable Iranian manufacturing and service corporations in 2015 extracted from IMI, and Gathered data of 393 Iranian manufacturing and service corporations has been analyzed by AMOS. Results indicate that differentiation strategy has the positive impact on social engagement and environmental commitments, yet, cost leadership strategy has the positive effects only on social engagement. Also, the legal nature of the organization which is indicative of establishing firms as governmental or private moderate correlations between differentiation strategies and mentioned distinguished dimensions of CSR. This shows that meaningful differences appear between CSR(s) in Iranian private and governmental firms when they arrange for differentiation strategies.