What's causing the global supply crunch?

Many products are in short supply around the world, even turkeys for Christmas and Thanksgiving dinners. So, what's causing the supply crunch? And are we about to pay more? Join host Imran Khan. Guests: Jas Kalra, Assistant Professor in Supply Chain Management at Newcastle University Business School.  Dan Wang, Chief Economist at Hang Seng Bank China. Stavros Karamperidis, Head of the Maritime Transport Research Group at the University of Plymouth.