ON ETHICS: You are a supply chain manager at a UK fi rm. In 2009, the H1N1 swine fl u broke out in Mexico and the United States, potentially affecting your suppliers in the region. You are considering switching to a new supplier in Central Europe, but you feel bad about abandoning your Mexican and US suppliers, with whom you have built a pleasant personal and business relationship.

However, your tightly coordinated production cannot afford to miss one supply shipment. How do you proceed?