In this paper, we consider a serial two-echelon periodic review inventory system with two supply modes at the most upstream stock point. As control policy for this system, we propose a natural extension of the dual-index policy, which has three base-stock levels. We consider the minimization of...

The industry and transportation sectors account for more than 35% of the global CO2 emissions and there is an increasing pressure on industry to reduce emissions. To remain competitive in their markets while reducing their emissions, companies need to re-optimize their entire value chain...