As the chapters in Parts Two and Three re- veal, successful development requires a skillful and judicious balancing of market pricing and promotion where markets can exist and operate efficiently, along with intelligent and equity-oriented government intervention in areas where unfettered market forces would lead to undesirable economic and social outcomes. Great strides have been made in modern development economic analysis in clarifying the logic of how well-formulated government policy can facilitate the development of markets and shared growth, as will be explained in Chapter 4.