21st Century Trade Wars: Is There a Rhyme or a Reason?

Does Donald Trump have a rhyme or reason for starting the 21st century's first major trade war? The Financial Times' Martin Sandbu isn't sure but he has some ideas and also helpful hints about how to interpret Trump's "deals" that aren't anything of the sort. He gives FRDH podcast host a 44 minute long tutorial in the rhyme and reason behind Trump's actions and how the rest of the world is likely to react.