This comprehensive textbook, first published in 1985, on the world economic, written specifically for non-specialists, compares neo-classical, neo-Ricardian and Marxist theories and policies in international economics. Theories of trade and money, and issues such as international debt crisis, the rise of the newly industrializing countries and the demands for a New International Economic Order, and explained clearly and concisely. A wide range of political economics across the political spectrum are discussed. This accessible book will be of interest to anyone who wants to make sense of the complexities of international economy and the competing theories on trade, money and crisis.