Finally, the world is safe from Italian economists doing mathematics on a plane. Alarm bells were rung last Thursday on a flight from Philadelphia to Ontario, after a passenger saw a man “suspiciously” writing down a complicated looking formula on a piece of paper and notified cabin crew. The passenger told flight attendants she was feeling ill, causing the flight to turn around on the runway. After some confusion, the mysterious mathematics enthusiast was taken off the flight and questioned by security agents.
