'Endlessly insightful and full of surprises - exactly what you would expect from Tim Harford' BILL BRYSON 'Entertaining . . . A lively introduction to some of the most ingenious, yet often overlooked inventions that have changed the way we live' The Times 'Every Tim Harford book is cause for celebration' MALCOLM GLADWELL 'Harford is a fine, perceptive writer, and an effortless explainer of tricky concepts. His book teems with good things, and will...