Edmund Conway, economics editor of the Daily Telegraph, introduces and explains the central concepts of economics in a series of 50 accessible and engaging essays. Beginning with the basic theories, such as Adam Smith's 'invisible hand' and the law of supply and demand, and concluding with the latest thinking on the links between wealth and happiness and the shape of 21st century economics, he sheds light on all the essential topics needed to understand booms and busts, bulls and bears, and the way the world really works.