Volume III surveys the economic history of the United States, Canada, and the Caribbean during the twentieth century. Its chapters trace the century's major events, notably the Great Depression and the two world wars, as well as its long-term trends, such as changing technology, the rise of the corporate economy, and the development of labor law. The book also discusses agriculture, population, labor markets, and urban and regional structural changes. Other chapters examine inequality and poverty, trade and foreign relations, government regulation and the public sector, and banking and finance.