Research on decision-making of water diversion supply chain considering both social welfare and water quality utility

When water diversion projects become important part of the network around world, effective operation and management play roles in giving full to optimal allocation resources. For transfer, decision-making supply chain under scenario economic benefit, producer surplus, quality utility should be considered simultaneously. According idea chain, this paper regards transfer as a composed companies, consumers. From perspective social welfare utility, comprehensive optimization coordination decision model for is proposed. Taking South-to-North Water Diversion Project research object, cost-sharing contract designed, Stackelberg game method used optimize chain. The results show that when concern coefficient ratio are evaluated within given feasible value region, profits both company can improved. interval decreases with increase cost-bearing proportion. increases, profit decreases, while company, quality, consumer gradually. provide valuable references decision-making.