In How the West Was Lost, the New York Times bestselling author Dambisa Moyo offers a bold account of the decline of the West's economic supremacy. She examines how the West's flawed financial decisions have resulted in an economic and geopolitical seesaw that is now poised to tip in favor of the emerging world, especially China.

Amid the hype of China's rise, however, the most important story of our generation is being pushed aside: America is not just in economic decline, but on course to become the biggest welfare state in the history of the West. The real danger is...