Question 1: Verify that the current shipment plan does not minimize the total shipment costs and show the improved plan under the current marketing considerations.
Question 2: How much savings are possible with a distribution plan that ignores the established relationships between Istanbul-Antalya and Ankara-Bursa? Show the improved plan.
Question 3: What should be the annual cost of shipping 1 million liters of beer from the Istanbul brewery to the Antalya distribution center, and from the Ankara brewery to the Bursa distribution center so that it becomes optimal for Efes to send beer between these pairs?
Question 4: Is it cost-effective for Efes to import malt in the first year? If not, under what input parameter changes would importing malt possibly become a viable option?