Fifty Things That Made the Modern Economy" by Tim Harford is a fascinating exploration of the inventions, ideas, and innovations that have shaped the modern world. From the plow to the blockchain, Harford provides engaging and insightful stories about how these seemingly simple concepts and technologies transformed economies, societies, and daily lives. Each chapter highlights a specific "thing," explaining its origins, its impact on history and the economy, and its relevance today. Written in Harford’s signature style—accessible, witty, and thought-provoking—the book makes complex economic ideas understandable and compelling. Whether it’s the role of barbed wire in land ownership or the transformative power of refrigeration, this book offers a new perspective on how the modern world was built.