Effects of green improvement and pricing policies in a double dual-channel competitive supply chain under decision-making power strategies

With the intensive growth of internet use, customers choose online market as right preference. Hence, manufacturers are attracted to launch an channel that includes a retail channel. To maintain versatile demand types products, retailer is stock more than one product same category, and consequently, he has purchase products from different manufacturers. This article formulates dual-channel supply chain model with two standard retailer, where optimal prices, wholesale level green improvements decided under decision making power strategies such Centralized, joint Stackelberg, separate Nash games investigated. The results derived compared help numerical example. Moreover, sensitivity analysis performed scrutinize effect some important parameters. It found higher in double single model. own-channel price parameters affect profit functions members negatively. must control cost-coefficients greening increase manufacturing products.