A new marketing paradigm focuses on the concentrated economic power of 600 global cities. City-Centered Marketing: Targeting the World's Top Cities, As Nations Decline is a compelling practical analysis of a new direction of marketing within the context of intensifying urbanization and the shift of global economy from West to East. Philip Kotler, one of the world's foremost marketing experts, and his brother Milton, an international marketing strategist, explain why the future of marketing must focus on top global cities and their metro regions, and not squandered resources on small cities. Marketing is city-centered activity. 600 global cities will contribute 65 percent of the global GDP of $67 trillion by 2025. The top 100 cities will contribute 25 percent of GDP, and 440 of these top 600 cities will be in the developing world.