SABRINA GUO writes about the destabilizing consequences of U.S.-China economic decoupling, arguing that full separation would disrupt supply chains, raise costs for both countries, and weaken global economic stability. She contrasts broad decoupling with targeted derisking, especially in sectors like semiconductors, as a more realistic way to manage strategic competition.

Economic decoupling between the U.S. and China would be costly for both countries.  In 2024, the U.S. exported $143.5 billion in goods to China…