Tariffs, trade wars and market busts. Looming recession, uncertainty and squeezed living standards. It's economics, but not as we know it.As Donald Trump strives to Make America Great Again, what will become of a global economic system based on close trading links between countries that has shaped the world for the better? And what does it mean for us all?Top financial journalist Philip Coggan lifts the lid on Trump's economic gamble, why it's such a threat and how we can make sense of this new 'age of chaos'. The result is a rallying cry for the importance of global trade and a reminder of the dramatic changes to geopolitics and economics that we all need to understand.