Alphachat is the conversational podcast about business and economics produced by the Financial Times in New York. Each week, FT hosts and guests delve into a new theme, with more wonkiness, humour and irreverence than you'll find anywhere else
Tim Harford joins Cardiff Garcia to talk about the way 50 different inventions have shaped the way the economy works today, from video games to the tally stick. It's the subject of his latest book, "Fifty things that made the modern economy", and a BBC audio series.
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