The former editor in chief of the Economist returns to the territory of his best-selling book The Sun Also Sets to lay out an entirely fresh analysis of the growing rivalry between China, India, and Japan and what it will mean for America, the global economy, and the twenty-first-century world.

Though books such as The World Is Flat and China Shakes the World consider them only as individual actors, Emmott argues that these three political and economic giants are closely intertwined by their fierce competition for influence, markets, resources, and strategic...